{
  "generated_at": "2026-08-10T03:09:47.798Z",
  "snapshot_date": "2026-08-08",
  "scope": "Bicycles and framesets relevant to riders in mainland China, with emphasis on useful China-market comparisons, strong value, and well-sourced technical data.",
  "frameset_build_assumption": {
    "amount_cny": 6000,
    "label": "standard China-market build",
    "drivetrain_label": "Electronic 2×12 standard build",
    "summary": "A fixed allowance for a China-market electronic hydraulic 2×12 drivetrain, alloy wheels, tires, cockpit or finishing kit, and assembly.",
    "reviewed_at": "2026-08-07"
  },
  "license": "CC BY 4.0",
  "products": [
    {
      "id": "twitter-v3-rs-sensah",
      "brand": {
        "id": "twitter",
        "name": "Twitter",
        "name_zh": "推特"
      },
      "platform": {
        "id": "twitter-gravel-v3",
        "brand_id": "twitter",
        "name": "Gravel V3",
        "name_zh": "Gravel V3",
        "category": "gravel",
        "handlebar": "drop",
        "status": "current",
        "summary": "Extremely aggressive complete-bike pricing with carbon frame, fork, and integrated cockpit. Best treated as a value platform with incomplete frame-provenance disclosure.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "standard",
          "cable_routing": "fully-internal",
          "claimed_fiber": "high-modulus"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "conditional",
          "note": "Official stock tire is 40C; no dependable published maximum was found. Confirm actual measured width and remaining clearance.",
          "stock_nominal_mm": 40
        },
        "mounts": [
          "fender"
        ],
        "internal_storage": false,
        "china_availability": "mainland-domestic",
        "source_ids": [
          "twitter-v3-official",
          "twitter-company-profile"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "twitter-v3-rs-sensah",
        "platform_id": "twitter-gravel-v3",
        "name": "Gravel V3 RS / Sensah 2×12",
        "kind": "complete-bike",
        "market": "mainland-china",
        "editorial": {
          "verdict": "Cheapest traceable carbon complete; the obvious choice when purchase price matters most.",
          "best_for": [
            "budget complete",
            "drop-bar gravel",
            "high component value"
          ],
          "strengths": [
            "Full carbon frame/fork/cockpit package at an unusually low complete-bike price",
            "Hydraulic braking",
            "Domestic purchase route"
          ],
          "caveats": [
            "Maximum clearance is not clearly published",
            "Frame-molding provenance and model-specific testing are not transparent",
            "Exact component substitutions must be checked"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 4100,
            "fair_buy_below": 4500,
            "not_compelling_above": 5000
          }
        },
        "source_ids": [
          "twitter-v3-official",
          "market-snapshot-2026-08-05"
        ],
        "drivetrain": {
          "brand": "Sensah",
          "model": "RS 2×12",
          "speeds": "2x12",
          "shifting": "mechanical",
          "layout": "double"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        },
        "wheels": {
          "rim_material": "aluminum"
        },
        "tires": "700×40C",
        "cockpit": {
          "material": "carbon",
          "integrated": true
        }
      },
      "prices": [
        {
          "id": "twitter-rs-2026-08-05",
          "variant_id": "twitter-v3-rs-sensah",
          "observed_at": "2026-08-05",
          "price_type": "observed",
          "currency": "CNY",
          "channel": "china-market",
          "status": "observed-current",
          "conditions": "Anonymized mainland marketplace checkout observation; promotion details may change.",
          "source_ids": [
            "market-snapshot-2026-08-05"
          ],
          "amount_cny": 3991
        }
      ],
      "latest_price": {
        "id": "twitter-rs-2026-08-05",
        "variant_id": "twitter-v3-rs-sensah",
        "observed_at": "2026-08-05",
        "price_type": "observed",
        "currency": "CNY",
        "channel": "china-market",
        "status": "observed-current",
        "conditions": "Anonymized mainland marketplace checkout observation; promotion details may change.",
        "source_ids": [
          "market-snapshot-2026-08-05"
        ],
        "amount_cny": 3991
      },
      "display_price": {
        "label": "¥3,991",
        "estimated": false,
        "low": 3991,
        "high": 3991,
        "midpoint": 3991,
        "buildAmount": 0,
        "frameLow": 3991,
        "frameHigh": 3991
      },
      "image": {
        "id": "twitter-gravel-v3-primary-image",
        "platform_id": "twitter-gravel-v3",
        "variant_ids": [
          "twitter-v3-wheeltop-eds"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.twittercycles.com/uploads/images/%E9%BB%91%E6%B7%B1%E7%81%B0_1757147129.webp"
        },
        "source_id": "twitter-v3-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "Twitter Bikes",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Twitter Bikes",
        "alt": "Twitter Gravel V3 carbon gravel bike",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "same-platform"
      },
      "image_source": {
        "id": "twitter-v3-official",
        "type": "manufacturer-product-page",
        "title": "Twitter Gravel V3 official product page",
        "publisher": "Twitter Bikes",
        "url": "https://www.twittercycles.com/products/gravel%20V3%20wireless%20%20%2825yr%29%20-etap-axs-gravel-bike.html"
      },
      "videos": [],
      "sources": [
        {
          "id": "twitter-v3-official",
          "type": "manufacturer-product-page",
          "title": "Twitter Gravel V3 official product page",
          "publisher": "Twitter Bikes",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.twittercycles.com/products/gravel%20V3%20wireless%20%20%2825yr%29%20-etap-axs-gravel-bike.html",
          "reliability": {
            "identity": "high",
            "specification": "medium-high",
            "price": "low"
          },
          "notes": "Useful for official build, stock tire, frame/fork/cockpit material claims, T47, and claimed complete weight."
        },
        {
          "id": "market-snapshot-2026-08-05",
          "type": "market-observation",
          "title": "Mainland China marketplace price snapshot",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-05",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "low",
            "price": "medium-high"
          },
          "notes": "An anonymized price observation. Seller identity, buyer identity, account data, order data, and screenshots are intentionally not retained."
        },
        {
          "id": "twitter-company-profile",
          "type": "manufacturer-company-page",
          "title": "Twitter company profile",
          "publisher": "Twitter Bikes",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.twittercycles.com/company-profile/",
          "reliability": {
            "identity": "high",
            "specification": "medium",
            "price": "none"
          },
          "notes": "Company-reported assembly and supply-chain information; it does not independently establish the molding factory for each frame."
        }
      ]
    },
    {
      "id": "sava-a7l-r7100",
      "brand": {
        "id": "sava",
        "name": "SAVA",
        "name_zh": "萨瓦"
      },
      "platform": {
        "id": "sava-a7l-r7100",
        "brand_id": "sava",
        "name": "A7L R7100",
        "name_zh": "A7L R7100",
        "category": "road",
        "handlebar": "drop",
        "status": "snapshot-published",
        "summary": "The anonymized 2026-08-08 snapshot identifies SAVA A7L R7100 as an exact visible model/configuration. It provides a dated China-market price lead; verify the final SKU, BOM, and warranty route before purchase.",
        "frame": {
          "material": "carbon",
          "fork_material": "unknown",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "unknown",
          "cable_routing": "unknown"
        },
        "category_details": {
          "discipline": "road",
          "geometry": "unknown",
          "evidence": "snapshot-classification",
          "note": "Exact model/configuration shown. A second A7L card at ¥4,999 remains in the research ledger because its trim is not decisive."
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-marketplace-observed",
        "source_ids": [
          "taobao-snapshot-2026-08-08",
          "sava-a7l-official-2026-08-08",
          "sava-2026-carbon-lineup-2026-08-08"
        ],
        "last_reviewed": "2026-08-08"
      },
      "variant": {
        "id": "sava-a7l-r7100",
        "platform_id": "sava-a7l-r7100",
        "name": "A7L R7100",
        "kind": "complete-bike",
        "market": "mainland-china-marketplace",
        "editorial": {
          "verdict": "Dated China-market road lead for the exact visible A7L R7100 configuration; use it as a comparison benchmark while confirming the final SKU and BOM.",
          "best_for": [
            "road"
          ],
          "strengths": [
            "Exact model/configuration is visible in the 2026-08-08 snapshot",
            "Dated mainland-China price observation"
          ],
          "caveats": [
            "Search-card pricing may be coupon, listed, subsidy, or otherwise conditional",
            "Confirm exact size, components, compatibility, returns, and domestic warranty before paying"
          ]
        },
        "source_ids": [
          "taobao-snapshot-2026-08-08",
          "sava-a7l-official-2026-08-08",
          "sava-2026-carbon-lineup-2026-08-08"
        ],
        "drivetrain": {
          "brand": "Shimano",
          "model": "105 R7100",
          "speeds": "2x12",
          "shifting": "mechanical",
          "layout": "double"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        }
      },
      "prices": [
        {
          "id": "sava-a7l-r7100-price-2026-08-08",
          "variant_id": "sava-a7l-r7100",
          "observed_at": "2026-08-08",
          "price_type": "observed-search-card",
          "currency": "CNY",
          "channel": "taobao-mainland",
          "status": "promotion-conditional",
          "price_basis": "listed",
          "conditions": "Anonymized Taobao search-card observation displayed as listed; promotion, size/color, shipping, and final checkout conditions may differ. Exact model/configuration shown. A second A7L card at ¥4,999 remains in the research ledger because its trim is not decisive.",
          "source_ids": [
            "taobao-snapshot-2026-08-08"
          ],
          "amount_cny": 4567
        }
      ],
      "latest_price": {
        "id": "sava-a7l-r7100-price-2026-08-08",
        "variant_id": "sava-a7l-r7100",
        "observed_at": "2026-08-08",
        "price_type": "observed-search-card",
        "currency": "CNY",
        "channel": "taobao-mainland",
        "status": "promotion-conditional",
        "price_basis": "listed",
        "conditions": "Anonymized Taobao search-card observation displayed as listed; promotion, size/color, shipping, and final checkout conditions may differ. Exact model/configuration shown. A second A7L card at ¥4,999 remains in the research ledger because its trim is not decisive.",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "amount_cny": 4567
      },
      "display_price": {
        "label": "¥4,567",
        "estimated": false,
        "low": 4567,
        "high": 4567,
        "midpoint": 4567,
        "buildAmount": 0,
        "frameLow": 4567,
        "frameHigh": 4567
      },
      "image": {
        "id": "sava-a7l-r7100-primary-image",
        "platform_id": "sava-a7l-r7100",
        "variant_ids": [
          "sava-a7l-r7100"
        ],
        "role": "primary",
        "subject_accuracy": "exact-platform",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://sava-official.com/380-large_default/sava-bike-a7l--a7l-pro-carbon-fiber-road-bike-with-shimano-105-r7100-and-hydraulic-brakes.jpg"
        },
        "source_id": "sava-a7l-official-2026-08-08",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "SAVA",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © SAVA",
        "alt": "SAVA A7L carbon road bike with Shimano 105 R7100",
        "display_note": "Official A7L/A7L Pro platform photo; it does not establish the exact marketplace SKU or promotion.",
        "reviewed_at": "2026-08-08",
        "display_accuracy": "exact-platform"
      },
      "image_source": {
        "id": "sava-a7l-official-2026-08-08",
        "type": "manufacturer-product-page",
        "title": "SAVA A7L / A7L Pro carbon road bike",
        "publisher": "SAVA",
        "url": "https://sava-official.com/64-sava-bike-a7l--a7l-pro-carbon-fiber-road-bike-with-shimano-105-r7100-and-hydraulic-brakes.html"
      },
      "videos": [],
      "sources": [
        {
          "id": "taobao-snapshot-2026-08-08",
          "type": "anonymized-marketplace-snapshot",
          "title": "Anonymized Taobao search-card snapshot — 2026-08-08",
          "publisher": "China Bike Research",
          "language": "zh-CN",
          "accessed_at": "2026-08-08",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "low-to-medium",
            "price": "medium"
          },
          "notes": "42 screenshots and 160 listing observations were normalized into 133 model groups. Listed, coupon, subsidy, and first-order conditions are preserved in the research ledger. Screenshots, seller identities, and private data are not redistributed."
        },
        {
          "id": "sava-a7l-official-2026-08-08",
          "type": "manufacturer-product-page",
          "title": "SAVA A7L / A7L Pro carbon road bike",
          "publisher": "SAVA",
          "language": "en",
          "accessed_at": "2026-08-08",
          "url": "https://sava-official.com/64-sava-bike-a7l--a7l-pro-carbon-fiber-road-bike-with-shimano-105-r7100-and-hydraulic-brakes.html",
          "reliability": {
            "identity": "medium-high",
            "specification": "medium-high",
            "price": "low"
          },
          "notes": "Corroborates A7L/105 R7100/hydraulic configuration family; it does not establish the exact Taobao SKU or coupon conditions."
        },
        {
          "id": "sava-2026-carbon-lineup-2026-08-08",
          "type": "manufacturer-product-collection",
          "title": "2026 SAVA carbon-fiber bicycle lineup",
          "publisher": "SAVA",
          "language": "en",
          "accessed_at": "2026-08-08",
          "url": "https://savadeck-bike.com/sv-pt/collections/2026-sava-carbon-fiber-bikes",
          "reliability": {
            "identity": "medium-high",
            "specification": "medium-high",
            "price": "low"
          },
          "notes": "Corroborates A7L Pro and Gelaro S8 naming and drivetrain families; China-market Taobao price remains separately observed."
        }
      ]
    },
    {
      "id": "twitter-v3-wheeltop-eds",
      "brand": {
        "id": "twitter",
        "name": "Twitter",
        "name_zh": "推特"
      },
      "platform": {
        "id": "twitter-gravel-v3",
        "brand_id": "twitter",
        "name": "Gravel V3",
        "name_zh": "Gravel V3",
        "category": "gravel",
        "handlebar": "drop",
        "status": "current",
        "summary": "Extremely aggressive complete-bike pricing with carbon frame, fork, and integrated cockpit. Best treated as a value platform with incomplete frame-provenance disclosure.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "standard",
          "cable_routing": "fully-internal",
          "claimed_fiber": "high-modulus"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "conditional",
          "note": "Official stock tire is 40C; no dependable published maximum was found. Confirm actual measured width and remaining clearance.",
          "stock_nominal_mm": 40
        },
        "mounts": [
          "fender"
        ],
        "internal_storage": false,
        "china_availability": "mainland-domestic",
        "source_ids": [
          "twitter-v3-official",
          "twitter-company-profile"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "twitter-v3-wheeltop-eds",
        "platform_id": "twitter-gravel-v3",
        "name": "Gravel V3 WheelTop EDS 2×12",
        "kind": "complete-bike",
        "market": "mainland-china",
        "editorial": {
          "verdict": "Exceptional complete-bike value. A self-build with comparable electronic hydraulic parts costs materially more.",
          "best_for": [
            "electronic shifting value",
            "budget performance",
            "drop-bar gravel"
          ],
          "strengths": [
            "Wireless electronic 2×12 and hydraulic brakes",
            "Carbon frame, fork, and cockpit",
            "T47 bottom bracket",
            "Approximately 9.9 kg claim"
          ],
          "caveats": [
            "Wheels are aluminum, not carbon",
            "Maximum clearance is unverified",
            "Proprietary electronic drivetrain has a smaller service network than Shimano"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 5300,
            "fair_buy_below": 6000,
            "not_compelling_above": 6800
          }
        },
        "source_ids": [
          "twitter-v3-official",
          "market-snapshot-2026-08-05"
        ],
        "drivetrain": {
          "brand": "WheelTop",
          "model": "EDS TX",
          "speeds": "2x12",
          "shifting": "electronic-wireless",
          "layout": "double"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        },
        "wheels": {
          "rim_material": "aluminum"
        },
        "tires": "700×40C",
        "cockpit": {
          "material": "carbon",
          "integrated": true
        },
        "claimed_complete_weight_g": 9900
      },
      "prices": [
        {
          "id": "twitter-eds-2026-08-08",
          "variant_id": "twitter-v3-wheeltop-eds",
          "observed_at": "2026-08-08",
          "price_type": "observed-search-card",
          "currency": "CNY",
          "channel": "taobao-mainland",
          "status": "promotion-conditional",
          "price_basis": "coupon",
          "conditions": "Anonymized Taobao search-card coupon observation for the visible Gravel V3 WheelTop EDS configuration. Promotion, size/color, shipping, and final checkout conditions may differ.",
          "amount_cny": 4951,
          "source_ids": [
            "taobao-snapshot-2026-08-08"
          ]
        },
        {
          "id": "twitter-eds-2026-08-05",
          "variant_id": "twitter-v3-wheeltop-eds",
          "observed_at": "2026-08-05",
          "price_type": "observed",
          "currency": "CNY",
          "channel": "china-market",
          "status": "observed-current",
          "conditions": "Anonymized mainland marketplace checkout observation; promotion details may change.",
          "source_ids": [
            "market-snapshot-2026-08-05"
          ],
          "amount_cny": 5191
        }
      ],
      "latest_price": {
        "id": "twitter-eds-2026-08-08",
        "variant_id": "twitter-v3-wheeltop-eds",
        "observed_at": "2026-08-08",
        "price_type": "observed-search-card",
        "currency": "CNY",
        "channel": "taobao-mainland",
        "status": "promotion-conditional",
        "price_basis": "coupon",
        "conditions": "Anonymized Taobao search-card coupon observation for the visible Gravel V3 WheelTop EDS configuration. Promotion, size/color, shipping, and final checkout conditions may differ.",
        "amount_cny": 4951,
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ]
      },
      "display_price": {
        "label": "¥4,951",
        "estimated": false,
        "low": 4951,
        "high": 4951,
        "midpoint": 4951,
        "buildAmount": 0,
        "frameLow": 4951,
        "frameHigh": 4951
      },
      "image": {
        "id": "twitter-gravel-v3-primary-image",
        "platform_id": "twitter-gravel-v3",
        "variant_ids": [
          "twitter-v3-wheeltop-eds"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.twittercycles.com/uploads/images/%E9%BB%91%E6%B7%B1%E7%81%B0_1757147129.webp"
        },
        "source_id": "twitter-v3-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "Twitter Bikes",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Twitter Bikes",
        "alt": "Twitter Gravel V3 carbon gravel bike",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "twitter-v3-official",
        "type": "manufacturer-product-page",
        "title": "Twitter Gravel V3 official product page",
        "publisher": "Twitter Bikes",
        "url": "https://www.twittercycles.com/products/gravel%20V3%20wireless%20%20%2825yr%29%20-etap-axs-gravel-bike.html"
      },
      "videos": [],
      "sources": [
        {
          "id": "twitter-v3-official",
          "type": "manufacturer-product-page",
          "title": "Twitter Gravel V3 official product page",
          "publisher": "Twitter Bikes",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.twittercycles.com/products/gravel%20V3%20wireless%20%20%2825yr%29%20-etap-axs-gravel-bike.html",
          "reliability": {
            "identity": "high",
            "specification": "medium-high",
            "price": "low"
          },
          "notes": "Useful for official build, stock tire, frame/fork/cockpit material claims, T47, and claimed complete weight."
        },
        {
          "id": "market-snapshot-2026-08-05",
          "type": "market-observation",
          "title": "Mainland China marketplace price snapshot",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-05",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "low",
            "price": "medium-high"
          },
          "notes": "An anonymized price observation. Seller identity, buyer identity, account data, order data, and screenshots are intentionally not retained."
        },
        {
          "id": "twitter-company-profile",
          "type": "manufacturer-company-page",
          "title": "Twitter company profile",
          "publisher": "Twitter Bikes",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.twittercycles.com/company-profile/",
          "reliability": {
            "identity": "high",
            "specification": "medium",
            "price": "none"
          },
          "notes": "Company-reported assembly and supply-chain information; it does not independently establish the molding factory for each frame."
        },
        {
          "id": "taobao-snapshot-2026-08-08",
          "type": "anonymized-marketplace-snapshot",
          "title": "Anonymized Taobao search-card snapshot — 2026-08-08",
          "publisher": "China Bike Research",
          "language": "zh-CN",
          "accessed_at": "2026-08-08",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "low-to-medium",
            "price": "medium"
          },
          "notes": "42 screenshots and 160 listing observations were normalized into 133 model groups. Listed, coupon, subsidy, and first-order conditions are preserved in the research ledger. Screenshots, seller identities, and private data are not redistributed."
        }
      ]
    },
    {
      "id": "pardus-super-sport-gen2-egr",
      "brand": {
        "id": "pardus",
        "name": "PARDUS",
        "name_zh": "瑞豹"
      },
      "platform": {
        "id": "pardus-super-sport-gen2",
        "brand_id": "pardus",
        "name": "Super Sport Gen2",
        "name_zh": "Super Sport 二代",
        "category": "all-road",
        "handlebar": "drop",
        "status": "current",
        "summary": "Endurance/all-road platform with 40C capability and attractive launch configurations. Better for rough roads and dry hardpack than deep gravel.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "standard",
          "cable_routing": "fully-internal"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "industry-report",
          "eligibility": "pass",
          "note": "Launch coverage states 40C capability; leave more caution for mud than on a true 45–50C gravel frame.",
          "published_max_mm": 40
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-domestic",
        "source_ids": [
          "pardus-super-sport-launch",
          "pardus-company-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "pardus-super-sport-gen2-egr",
        "platform_id": "pardus-super-sport-gen2",
        "name": "Super Sport Gen2 eGR",
        "kind": "complete-bike",
        "market": "mainland-china",
        "editorial": {
          "verdict": "Potentially the best-manufactured frame among the lowest-priced all-road completes, but not a substitute for a 45–50C adventure frame.",
          "best_for": [
            "all-road rider",
            "rough-road commuter",
            "value buyer"
          ],
          "strengths": [
            "Strong brand/manufacturing confidence",
            "Attractive launch price",
            "40C all-road capability"
          ],
          "caveats": [
            "Launch price may not persist",
            "Less mud and adventure margin than a true gravel platform"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 5100,
            "fair_buy_below": 5800,
            "not_compelling_above": 6500
          }
        },
        "source_ids": [
          "pardus-super-sport-launch",
          "pardus-company-official"
        ],
        "drivetrain": {
          "brand": "L-TWOO",
          "model": "eGR",
          "speeds": "1x12",
          "shifting": "electronic-wireless",
          "layout": "single"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        },
        "wheels": {
          "rim_material": "aluminum"
        },
        "tires": "up to 700×40C",
        "cockpit": {
          "material": "carbon",
          "integrated": true
        }
      },
      "prices": [
        {
          "id": "pardus-super-sport-launch-2026",
          "variant_id": "pardus-super-sport-gen2-egr",
          "observed_at": "2026-03-01",
          "price_type": "historical-launch",
          "currency": "CNY",
          "channel": "china-market",
          "status": "historical-promo",
          "conditions": "Launch price; verify current availability and exact configuration.",
          "source_ids": [
            "pardus-super-sport-launch"
          ],
          "amount_cny": 4999
        }
      ],
      "latest_price": {
        "id": "pardus-super-sport-launch-2026",
        "variant_id": "pardus-super-sport-gen2-egr",
        "observed_at": "2026-03-01",
        "price_type": "historical-launch",
        "currency": "CNY",
        "channel": "china-market",
        "status": "historical-promo",
        "conditions": "Launch price; verify current availability and exact configuration.",
        "source_ids": [
          "pardus-super-sport-launch"
        ],
        "amount_cny": 4999
      },
      "display_price": {
        "label": "¥4,999",
        "estimated": false,
        "low": 4999,
        "high": 4999,
        "midpoint": 4999,
        "buildAmount": 0,
        "frameLow": 4999,
        "frameHigh": 4999
      },
      "image": {
        "id": "pardus-super-sport-gen2-primary-image",
        "platform_id": "pardus-super-sport-gen2",
        "variant_ids": [
          "pardus-super-sport-gen2-egr"
        ],
        "role": "primary",
        "subject_accuracy": "same-platform",
        "media_type": "retailer-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.uaecycle.com/cdn/shop/files/0B4A8768_2afe282b-7e6e-46f0-8825-2fa9a2926975_535x.jpg?v=1785389123"
        },
        "source_id": "pardus-super-sport-image-reference",
        "rights": {
          "status": "retailer-page-embed",
          "copyright_holder": "PARDUS / UAEcycle",
          "usage_note": "Remote embed from the cited product page. The photograph shows the same frame platform with a different drivetrain build. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © PARDUS / UAEcycle",
        "alt": "PARDUS Super Sport Gen2 carbon all-road bike shown in a different drivetrain configuration",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "same-platform"
      },
      "image_source": {
        "id": "pardus-super-sport-image-reference",
        "type": "retailer-product-page",
        "title": "PARDUS Super Sport Gen2 product image reference",
        "publisher": "UAEcycle",
        "url": "https://www.uaecycle.com/products/pardus-super-sport-gen2-carbon-road-bike-shimano-105-12-speed"
      },
      "videos": [],
      "sources": [
        {
          "id": "pardus-super-sport-launch",
          "type": "industry-news",
          "title": "PARDUS Super Sport Gen2 launch coverage",
          "publisher": "Wildto",
          "language": "zh",
          "accessed_at": "2026-08-06",
          "url": "https://www.wildto.com/news/58865.html",
          "reliability": {
            "identity": "medium-high",
            "specification": "medium-high",
            "price": "medium-high"
          },
          "notes": "Chinese launch coverage; treat launch pricing as dated, not permanent."
        },
        {
          "id": "pardus-company-official",
          "type": "manufacturer-company-page",
          "title": "PARDUS company and carbon process information",
          "publisher": "PARDUS",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://pardusbicycle.com/",
          "reliability": {
            "identity": "high",
            "specification": "medium-high",
            "price": "none"
          },
          "notes": "Company-reported EPS+ and manufacturing information."
        },
        {
          "id": "pardus-super-sport-image-reference",
          "type": "retailer-product-page",
          "title": "PARDUS Super Sport Gen2 product image reference",
          "publisher": "UAEcycle",
          "language": "en",
          "accessed_at": "2026-08-07",
          "url": "https://www.uaecycle.com/products/pardus-super-sport-gen2-carbon-road-bike-shimano-105-12-speed",
          "reliability": {
            "identity": "medium-high",
            "specification": "medium",
            "independent_testing": "none"
          },
          "notes": "Used only as the credited source page for the remotely embedded product image. Configuration and price claims remain tied to the research sources listed on the model page."
        }
      ]
    },
    {
      "id": "twitter-cyclone-gen3-et",
      "brand": {
        "id": "twitter",
        "name": "Twitter",
        "name_zh": "推特"
      },
      "platform": {
        "id": "twitter-cyclone-gen3-et",
        "brand_id": "twitter",
        "name": "Cyclone Gen 3 ET electronic",
        "name_zh": "Cyclone Gen 3 ET electronic",
        "category": "road-aero",
        "handlebar": "drop",
        "status": "snapshot-published",
        "summary": "The anonymized 2026-08-08 snapshot identifies Twitter Cyclone Gen 3 ET electronic as an exact visible model/configuration. It provides a dated China-market price lead; verify the final SKU, BOM, and warranty route before purchase.",
        "frame": {
          "material": "carbon",
          "fork_material": "unknown",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "unknown",
          "cable_routing": "unknown"
        },
        "category_details": {
          "discipline": "aero road",
          "geometry": "unknown",
          "evidence": "snapshot-classification",
          "note": "WheelTop electronic and hydraulic configuration shown."
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-marketplace-observed",
        "source_ids": [
          "taobao-snapshot-2026-08-08",
          "twitter-bikes-gravel-catalog-2026-08-08"
        ],
        "last_reviewed": "2026-08-08"
      },
      "variant": {
        "id": "twitter-cyclone-gen3-et",
        "platform_id": "twitter-cyclone-gen3-et",
        "name": "Cyclone Gen 3 ET electronic",
        "kind": "complete-bike",
        "market": "mainland-china-marketplace",
        "editorial": {
          "verdict": "Dated China-market aero road lead for the exact visible Cyclone Gen 3 ET electronic configuration; use it as a comparison benchmark while confirming the final SKU and BOM.",
          "best_for": [
            "aero road"
          ],
          "strengths": [
            "Exact model/configuration is visible in the 2026-08-08 snapshot",
            "Dated mainland-China price observation"
          ],
          "caveats": [
            "Search-card pricing may be coupon, listed, subsidy, or otherwise conditional",
            "Confirm exact size, components, compatibility, returns, and domestic warranty before paying"
          ]
        },
        "source_ids": [
          "taobao-snapshot-2026-08-08",
          "twitter-bikes-gravel-catalog-2026-08-08"
        ],
        "drivetrain": {
          "brand": "WheelTop",
          "model": "EDS",
          "speeds": "2x12",
          "shifting": "electronic-wireless",
          "layout": "double"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        }
      },
      "prices": [
        {
          "id": "twitter-cyclone-gen3-et-price-2026-08-08",
          "variant_id": "twitter-cyclone-gen3-et",
          "observed_at": "2026-08-08",
          "price_type": "observed-search-card",
          "currency": "CNY",
          "channel": "taobao-mainland",
          "status": "promotion-conditional",
          "price_basis": "coupon",
          "conditions": "Anonymized Taobao search-card observation displayed as coupon; promotion, size/color, shipping, and final checkout conditions may differ. WheelTop electronic and hydraulic configuration shown.",
          "source_ids": [
            "taobao-snapshot-2026-08-08"
          ],
          "amount_cny": 5357.25
        }
      ],
      "latest_price": {
        "id": "twitter-cyclone-gen3-et-price-2026-08-08",
        "variant_id": "twitter-cyclone-gen3-et",
        "observed_at": "2026-08-08",
        "price_type": "observed-search-card",
        "currency": "CNY",
        "channel": "taobao-mainland",
        "status": "promotion-conditional",
        "price_basis": "coupon",
        "conditions": "Anonymized Taobao search-card observation displayed as coupon; promotion, size/color, shipping, and final checkout conditions may differ. WheelTop electronic and hydraulic configuration shown.",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "amount_cny": 5357.25
      },
      "display_price": {
        "label": "¥5,357",
        "estimated": false,
        "low": 5357.25,
        "high": 5357.25,
        "midpoint": 5357,
        "buildAmount": 0,
        "frameLow": 5357.25,
        "frameHigh": 5357.25
      },
      "image": {
        "id": "twitter-cyclone-gen3-et-primary-image",
        "platform_id": "twitter-cyclone-gen3-et",
        "variant_ids": [
          "twitter-cyclone-gen3-et"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.twittercycles.com/uploads/images/%E9%BB%91%E8%89%B2.webp"
        },
        "source_id": "twitter-cyclone-gen3-et-official-2026-08-08",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "Twitter Bikes",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Twitter Bikes",
        "alt": "Black Twitter Cyclone Gen 3 ET electronic road bike",
        "reviewed_at": "2026-08-08",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "twitter-cyclone-gen3-et-official-2026-08-08",
        "type": "manufacturer-product-page",
        "title": "Twitter Cyclone 3rd ET",
        "publisher": "Twitter Bikes",
        "url": "https://www.twittercycles.com/products/cyclone-3rd-et-road-bike.html"
      },
      "videos": [],
      "sources": [
        {
          "id": "taobao-snapshot-2026-08-08",
          "type": "anonymized-marketplace-snapshot",
          "title": "Anonymized Taobao search-card snapshot — 2026-08-08",
          "publisher": "China Bike Research",
          "language": "zh-CN",
          "accessed_at": "2026-08-08",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "low-to-medium",
            "price": "medium"
          },
          "notes": "42 screenshots and 160 listing observations were normalized into 133 model groups. Listed, coupon, subsidy, and first-order conditions are preserved in the research ledger. Screenshots, seller identities, and private data are not redistributed."
        },
        {
          "id": "twitter-bikes-gravel-catalog-2026-08-08",
          "type": "manufacturer-category-page",
          "title": "Twitter gravel product catalog",
          "publisher": "Twitter Bikes",
          "language": "en",
          "accessed_at": "2026-08-08",
          "url": "https://www.twittercycles.com/products/gravel-bike/",
          "reliability": {
            "identity": "medium-high",
            "specification": "medium",
            "price": "low"
          },
          "notes": "Brand/catalog corroboration for Twitter gravel naming; it does not prove the exact Taobao trim or price."
        },
        {
          "id": "twitter-cyclone-gen3-et-official-2026-08-08",
          "type": "manufacturer-product-page",
          "title": "Twitter Cyclone 3rd ET",
          "publisher": "Twitter Bikes",
          "language": "en",
          "accessed_at": "2026-08-08",
          "url": "https://www.twittercycles.com/products/cyclone-3rd-et-road-bike.html",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "low"
          },
          "notes": "Official exact-model reference for the Cyclone 3rd ET electronic build."
        }
      ]
    },
    {
      "id": "camp-gx600-pes",
      "brand": {
        "id": "camp",
        "name": "CAMP",
        "name_zh": "坎普"
      },
      "platform": {
        "id": "camp-gx600",
        "brand_id": "camp",
        "name": "GX600",
        "name_zh": "GX600",
        "category": "all-road",
        "handlebar": "flat",
        "status": "current",
        "summary": "Light carbon flat-bar all-road bike, but its published 35C stock tire does not prove greater-than-38 mm capability.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "standard",
          "cable_routing": "internal",
          "claimed_fiber": "T800-claimed"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "unverified",
          "note": "Do not include in a >38 mm shortlist until the seller confirms the exact maximum and clearance.",
          "stock_nominal_mm": 35
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-domestic",
        "source_ids": [
          "camp-gx600-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "camp-gx600-pes",
        "platform_id": "camp-gx600",
        "name": "GX600 PES",
        "kind": "complete-bike",
        "market": "mainland-china",
        "editorial": {
          "verdict": "Interesting flat-bar complete, but excluded from the >38 mm recommendation until clearance is confirmed.",
          "best_for": [
            "flat-bar all-road rider"
          ],
          "strengths": [
            "Low claimed weight",
            "Wireless 1×12",
            "Clear domestic list price"
          ],
          "caveats": [
            "Published stock tire is only 35C",
            "Maximum tire capability is unknown"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 5600,
            "fair_buy_below": 6000,
            "not_compelling_above": 6500
          }
        },
        "source_ids": [
          "camp-gx600-official"
        ],
        "drivetrain": {
          "brand": "Magene",
          "model": "PES",
          "speeds": "1x12",
          "shifting": "electronic-wireless",
          "layout": "single"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        },
        "wheels": {
          "rim_material": "aluminum"
        },
        "tires": "700×35C",
        "cockpit": {
          "material": "carbon",
          "integrated": false
        },
        "claimed_complete_weight_g": 9100
      },
      "prices": [
        {
          "id": "camp-gx600-2026-08",
          "variant_id": "camp-gx600-pes",
          "observed_at": "2026-08-06",
          "price_type": "official-list",
          "currency": "CNY",
          "channel": "china-market",
          "status": "official-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "camp-gx600-official"
          ],
          "amount_cny": 5688
        }
      ],
      "latest_price": {
        "id": "camp-gx600-2026-08",
        "variant_id": "camp-gx600-pes",
        "observed_at": "2026-08-06",
        "price_type": "official-list",
        "currency": "CNY",
        "channel": "china-market",
        "status": "official-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "camp-gx600-official"
        ],
        "amount_cny": 5688
      },
      "display_price": {
        "label": "¥5,688",
        "estimated": false,
        "low": 5688,
        "high": 5688,
        "midpoint": 5688,
        "buildAmount": 0,
        "frameLow": 5688,
        "frameHigh": 5688
      },
      "image": {
        "id": "camp-gx600-primary-image",
        "platform_id": "camp-gx600",
        "variant_ids": [
          "camp-gx600-pes"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://campbicycle.oss-cn-shenzhen.aliyuncs.com/Data/campbicycle/upload/image/20260520/GX600-%E9%97%AA%E9%93%B6%E9%BB%91.jpg"
        },
        "source_id": "camp-gx600-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "CAMP",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © CAMP",
        "alt": "CAMP GX600 carbon flat-bar gravel bike",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "camp-gx600-official",
        "type": "manufacturer-product-page",
        "title": "CAMP GX600",
        "publisher": "CAMP Bicycle",
        "url": "https://www.campbicycle.com/gravel_92368/gx600.html"
      },
      "videos": [],
      "sources": [
        {
          "id": "camp-gx600-official",
          "type": "manufacturer-product-page",
          "title": "CAMP GX600",
          "publisher": "CAMP Bicycle",
          "language": "zh",
          "accessed_at": "2026-08-06",
          "url": "https://www.campbicycle.com/gravel_92368/gx600.html",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "high"
          },
          "notes": "Official specification and list price. Published stock tire is 35C; maximum clearance is not clearly stated."
        }
      ]
    },
    {
      "id": "twitter-cyclone-electronic",
      "brand": {
        "id": "twitter",
        "name": "Twitter",
        "name_zh": "推特"
      },
      "platform": {
        "id": "twitter-cyclone-electronic",
        "brand_id": "twitter",
        "name": "Cyclone electronic",
        "name_zh": "Cyclone electronic",
        "category": "road-aero",
        "handlebar": "drop",
        "status": "snapshot-published",
        "summary": "The anonymized 2026-08-08 snapshot identifies Twitter Cyclone electronic as an exact visible model/configuration. It provides a dated China-market price lead; verify the final SKU, BOM, and warranty route before purchase.",
        "frame": {
          "material": "carbon",
          "fork_material": "unknown",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "unknown",
          "cable_routing": "unknown"
        },
        "category_details": {
          "discipline": "aero road",
          "geometry": "unknown",
          "evidence": "snapshot-classification",
          "note": "WheelTop EDS TX 2×12; two coupon observations retained as an uncertainty range for the same visible configuration."
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-marketplace-observed",
        "source_ids": [
          "taobao-snapshot-2026-08-08",
          "twitter-bikes-gravel-catalog-2026-08-08"
        ],
        "last_reviewed": "2026-08-08"
      },
      "variant": {
        "id": "twitter-cyclone-electronic",
        "platform_id": "twitter-cyclone-electronic",
        "name": "Cyclone electronic",
        "kind": "complete-bike",
        "market": "mainland-china-marketplace",
        "editorial": {
          "verdict": "Dated China-market aero road lead for the exact visible Cyclone electronic configuration; use it as a comparison benchmark while confirming the final SKU and BOM.",
          "best_for": [
            "aero road"
          ],
          "strengths": [
            "Exact model/configuration is visible in the 2026-08-08 snapshot",
            "Dated mainland-China price observation"
          ],
          "caveats": [
            "Search-card pricing may be coupon, listed, subsidy, or otherwise conditional",
            "Confirm exact size, components, compatibility, returns, and domestic warranty before paying"
          ]
        },
        "source_ids": [
          "taobao-snapshot-2026-08-08",
          "twitter-bikes-gravel-catalog-2026-08-08"
        ],
        "drivetrain": {
          "brand": "WheelTop",
          "model": "EDS TX",
          "speeds": "2x12",
          "shifting": "electronic-wireless",
          "layout": "double"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        },
        "claimed_complete_weight_g": 8700
      },
      "prices": [
        {
          "id": "twitter-cyclone-electronic-price-2026-08-08",
          "variant_id": "twitter-cyclone-electronic",
          "observed_at": "2026-08-08",
          "price_type": "observed-search-card",
          "currency": "CNY",
          "channel": "taobao-mainland",
          "status": "configuration-or-promotion-range",
          "price_basis": "coupon",
          "conditions": "Anonymized Taobao search-card observation displayed as coupon; promotion, size/color, shipping, and final checkout conditions may differ. WheelTop EDS TX 2×12; two coupon observations retained as an uncertainty range for the same visible configuration.",
          "source_ids": [
            "taobao-snapshot-2026-08-08"
          ],
          "low_cny": 5598.1,
          "high_cny": 5949.25
        }
      ],
      "latest_price": {
        "id": "twitter-cyclone-electronic-price-2026-08-08",
        "variant_id": "twitter-cyclone-electronic",
        "observed_at": "2026-08-08",
        "price_type": "observed-search-card",
        "currency": "CNY",
        "channel": "taobao-mainland",
        "status": "configuration-or-promotion-range",
        "price_basis": "coupon",
        "conditions": "Anonymized Taobao search-card observation displayed as coupon; promotion, size/color, shipping, and final checkout conditions may differ. WheelTop EDS TX 2×12; two coupon observations retained as an uncertainty range for the same visible configuration.",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "low_cny": 5598.1,
        "high_cny": 5949.25
      },
      "display_price": {
        "label": "¥5,598–5,949",
        "estimated": false,
        "low": 5598.1,
        "high": 5949.25,
        "midpoint": 5774,
        "buildAmount": 0,
        "frameLow": 5598.1,
        "frameHigh": 5949.25
      },
      "image": {
        "id": "twitter-cyclone-electronic-primary-image",
        "platform_id": "twitter-cyclone-electronic",
        "variant_ids": [
          "twitter-cyclone-electronic"
        ],
        "role": "primary",
        "subject_accuracy": "same-model-different-market-build",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.twittercycles.com/uploads/images/%E5%93%91%E6%B7%B1%E7%81%B0_1778744464.webp"
        },
        "source_id": "twitter-cyclone-electronic-official-2026-08-08",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "Twitter Bikes",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Twitter Bikes",
        "alt": "Dark gray Twitter Cyclone 3rd EVO road bike shown from the drive side",
        "display_note": "Official Cyclone 3rd EVO reference; it does not establish the exact EDS TX components in the China-market listing.",
        "reviewed_at": "2026-08-08",
        "display_accuracy": "same-model-different-market-build"
      },
      "image_source": {
        "id": "twitter-cyclone-electronic-official-2026-08-08",
        "type": "manufacturer-product-page",
        "title": "Twitter Cyclone 3rd EVO",
        "publisher": "Twitter Bikes",
        "url": "https://www.twittercycles.com/products/Road%20Bike%20CYCLONE-3rd%20(%20EVO%20).html"
      },
      "videos": [],
      "sources": [
        {
          "id": "taobao-snapshot-2026-08-08",
          "type": "anonymized-marketplace-snapshot",
          "title": "Anonymized Taobao search-card snapshot — 2026-08-08",
          "publisher": "China Bike Research",
          "language": "zh-CN",
          "accessed_at": "2026-08-08",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "low-to-medium",
            "price": "medium"
          },
          "notes": "42 screenshots and 160 listing observations were normalized into 133 model groups. Listed, coupon, subsidy, and first-order conditions are preserved in the research ledger. Screenshots, seller identities, and private data are not redistributed."
        },
        {
          "id": "twitter-bikes-gravel-catalog-2026-08-08",
          "type": "manufacturer-category-page",
          "title": "Twitter gravel product catalog",
          "publisher": "Twitter Bikes",
          "language": "en",
          "accessed_at": "2026-08-08",
          "url": "https://www.twittercycles.com/products/gravel-bike/",
          "reliability": {
            "identity": "medium-high",
            "specification": "medium",
            "price": "low"
          },
          "notes": "Brand/catalog corroboration for Twitter gravel naming; it does not prove the exact Taobao trim or price."
        },
        {
          "id": "twitter-cyclone-electronic-official-2026-08-08",
          "type": "manufacturer-product-page",
          "title": "Twitter Cyclone 3rd EVO",
          "publisher": "Twitter Bikes",
          "language": "en",
          "accessed_at": "2026-08-08",
          "url": "https://www.twittercycles.com/products/Road%20Bike%20CYCLONE-3rd%20(%20EVO%20).html",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "low"
          },
          "notes": "Official Cyclone 3rd platform reference. The pictured EVO build does not establish the exact EDS TX components in the China-market listing."
        }
      ]
    },
    {
      "id": "sava-gelaro-s4-grx400",
      "brand": {
        "id": "sava",
        "name": "SAVA",
        "name_zh": "萨瓦"
      },
      "platform": {
        "id": "sava-gelaro",
        "brand_id": "sava",
        "name": "Gelaro",
        "name_zh": "格拉罗",
        "category": "gravel",
        "handlebar": "drop",
        "status": "current",
        "summary": "Conventional carbon gravel platform with a Shimano GRX complete option and a clearer 45C maximum claim than Twitter.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "standard",
          "cable_routing": "internal",
          "claimed_fiber": "T800-claimed"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Manufacturer states 45C maximum; measured clearance still depends on rim and tire.",
          "stock_nominal_mm": 40,
          "published_max_mm": 45
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-and-direct",
        "source_ids": [
          "sava-gelaro-s4-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "sava-gelaro-s4-grx400",
        "platform_id": "sava-gelaro",
        "name": "Gelaro S4 GRX400",
        "kind": "complete-bike",
        "market": "mainland-china",
        "editorial": {
          "verdict": "Closest conventional alternative to Twitter when Shimano serviceability and a published 45C maximum matter more than electronic shifting.",
          "best_for": [
            "Shimano-first buyer",
            "reliability-focused budget buyer"
          ],
          "strengths": [
            "Shimano GRX hydraulic system",
            "Official 45C maximum",
            "Established complete-bike distribution"
          ],
          "caveats": [
            "Usually costs more than Twitter EDS with less headline component value",
            "T800 label does not independently prove better frame execution"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 6300,
            "fair_buy_below": 6800,
            "not_compelling_above": 7500
          }
        },
        "source_ids": [
          "sava-gelaro-s4-official",
          "compiled-research-2026-08-06"
        ],
        "drivetrain": {
          "brand": "Shimano",
          "model": "GRX400",
          "speeds": "2x10",
          "shifting": "mechanical",
          "layout": "double"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        },
        "wheels": {
          "rim_material": "aluminum"
        },
        "tires": "700×40C",
        "cockpit": {
          "material": "aluminum",
          "integrated": false
        },
        "claimed_complete_weight_g": 10200
      },
      "prices": [
        {
          "id": "sava-s4-2026-08",
          "variant_id": "sava-gelaro-s4-grx400",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "compiled-research-2026-08-06",
            "sava-gelaro-s4-official"
          ],
          "low_cny": 5600,
          "high_cny": 6500
        }
      ],
      "latest_price": {
        "id": "sava-s4-2026-08",
        "variant_id": "sava-gelaro-s4-grx400",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "compiled-research-2026-08-06",
          "sava-gelaro-s4-official"
        ],
        "low_cny": 5600,
        "high_cny": 6500
      },
      "display_price": {
        "label": "¥5,600–6,500",
        "estimated": false,
        "low": 5600,
        "high": 6500,
        "midpoint": 6050,
        "buildAmount": 0,
        "frameLow": 5600,
        "frameHigh": 6500
      },
      "image": {
        "id": "sava-gelaro-primary-image",
        "platform_id": "sava-gelaro",
        "variant_ids": [
          "sava-gelaro-s4-grx400"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://savadeck-bike.com/cdn/shop/files/DSC_2049.jpg?v=1746492698&width=1080"
        },
        "source_id": "sava-gelaro-s4-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "SAVA",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © SAVA",
        "alt": "SAVA Gelaro S4 GRX400 carbon gravel bike",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "sava-gelaro-s4-official",
        "type": "manufacturer-product-page",
        "title": "SAVA Gelaro S4 GRX400",
        "publisher": "SAVA",
        "url": "https://savadeck-bike.com/products/sava-gelaro-s4-grx400-carbon-gravel-bike"
      },
      "videos": [],
      "sources": [
        {
          "id": "sava-gelaro-s4-official",
          "type": "manufacturer-product-page",
          "title": "SAVA Gelaro S4 GRX400",
          "publisher": "SAVA",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://savadeck-bike.com/products/sava-gelaro-s4-grx400-carbon-gravel-bike",
          "reliability": {
            "identity": "high",
            "specification": "medium-high",
            "price": "low"
          },
          "notes": "Official product claims for drivetrain, stock tire, maximum clearance, and weight."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "sava-gelaro-sf6-cues",
      "brand": {
        "id": "sava",
        "name": "SAVA",
        "name_zh": "萨瓦"
      },
      "platform": {
        "id": "sava-gelaro-sf",
        "brand_id": "sava",
        "name": "Gelaro SF",
        "name_zh": "Gelaro SF",
        "category": "gravel",
        "handlebar": "flat",
        "status": "current",
        "summary": "Flat-bar carbon gravel platform for riders prioritizing control and simplicity over drop-bar hand positions.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "standard",
          "cable_routing": "internal",
          "claimed_fiber": "T800-claimed"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Manufacturer states 45C maximum.",
          "stock_nominal_mm": 40,
          "published_max_mm": 45
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-and-direct",
        "source_ids": [
          "sava-gelaro-sf6-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "sava-gelaro-sf6-cues",
        "platform_id": "sava-gelaro-sf",
        "name": "Gelaro SF6 CUES",
        "kind": "complete-bike",
        "market": "mainland-china",
        "editorial": {
          "verdict": "A sensible flat-bar carbon option, not a direct drop-bar Twitter substitute.",
          "best_for": [
            "flat-bar rider",
            "urban and mixed-surface riding"
          ],
          "strengths": [
            "Official 45C maximum",
            "Shimano CUES serviceability",
            "Simple control layout"
          ],
          "caveats": [
            "Fewer hand positions than a drop bar",
            "Price varies materially by channel"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 6000,
            "fair_buy_below": 6800,
            "not_compelling_above": 7600
          }
        },
        "source_ids": [
          "sava-gelaro-sf6-official",
          "compiled-research-2026-08-06"
        ],
        "drivetrain": {
          "brand": "Shimano",
          "model": "CUES",
          "speeds": "1x11",
          "shifting": "mechanical",
          "layout": "single"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        },
        "wheels": {
          "rim_material": "aluminum"
        },
        "tires": "700×40C",
        "cockpit": {
          "material": "aluminum",
          "integrated": false
        }
      },
      "prices": [
        {
          "id": "sava-sf6-2026-08",
          "variant_id": "sava-gelaro-sf6-cues",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "compiled-research-2026-08-06",
            "sava-gelaro-sf6-official"
          ],
          "low_cny": 5800,
          "high_cny": 6800
        }
      ],
      "latest_price": {
        "id": "sava-sf6-2026-08",
        "variant_id": "sava-gelaro-sf6-cues",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "compiled-research-2026-08-06",
          "sava-gelaro-sf6-official"
        ],
        "low_cny": 5800,
        "high_cny": 6800
      },
      "display_price": {
        "label": "¥5,800–6,800",
        "estimated": false,
        "low": 5800,
        "high": 6800,
        "midpoint": 6300,
        "buildAmount": 0,
        "frameLow": 5800,
        "frameHigh": 6800
      },
      "image": {
        "id": "sava-gelaro-sf-primary-image",
        "platform_id": "sava-gelaro-sf",
        "variant_ids": [
          "sava-gelaro-sf6-cues"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://savadeck-bike.com/cdn/shop/files/Gelaro_SF6-U6020-Black.jpg?v=1755591722&width=1080"
        },
        "source_id": "sava-gelaro-sf6-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "SAVA",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © SAVA",
        "alt": "SAVA Gelaro SF6 CUES carbon flat-bar gravel bike",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "sava-gelaro-sf6-official",
        "type": "manufacturer-product-page",
        "title": "SAVA Gelaro SF6 CUES",
        "publisher": "SAVA",
        "url": "https://savadeck-bike.com/products/sava-gelaro-sf6-cues-carbon-gravel-bike"
      },
      "videos": [],
      "sources": [
        {
          "id": "sava-gelaro-sf6-official",
          "type": "manufacturer-product-page",
          "title": "SAVA Gelaro SF6 CUES",
          "publisher": "SAVA",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://savadeck-bike.com/products/sava-gelaro-sf6-cues-carbon-gravel-bike",
          "reliability": {
            "identity": "high",
            "specification": "medium-high",
            "price": "low"
          },
          "notes": "Official flat-bar model specification."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "tfsa-jh37-frameset",
      "brand": {
        "id": "tfsa",
        "name": "TFSA",
        "name_zh": "TFSA"
      },
      "platform": {
        "id": "tfsa-jh37",
        "brand_id": "tfsa",
        "name": "JH37",
        "name_zh": "JH37",
        "category": "gravel-race",
        "handlebar": "drop",
        "status": "current",
        "summary": "Very light claimed budget frame with T47 and 40C support. The aggressive weight makes model-specific test evidence especially valuable.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "standard",
          "cable_routing": "fully-internal",
          "claimed_frame_weight_g": 850,
          "claimed_fiber": "T800-claimed"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official 700C maximum 40C; 650B claim is wider.",
          "published_max_mm": 40
        },
        "mounts": [
          "top-tube"
        ],
        "internal_storage": false,
        "china_availability": "direct-factory",
        "source_ids": [
          "tfsa-jh37-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "tfsa-jh37-frameset",
        "platform_id": "tfsa-jh37",
        "name": "JH37 frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Cheapest credible strict manufacturer option for a light 40C race-gravel build, with a wide uncertainty interval.",
          "best_for": [
            "ultra-budget custom builder",
            "light race build"
          ],
          "strengths": [
            "850 g claim",
            "T47",
            "Very low frame price"
          ],
          "caveats": [
            "Only 40C",
            "Aggressive weight claim deserves test evidence"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 2800,
            "fair_buy_below": 3300,
            "not_compelling_above": 3900
          }
        },
        "source_ids": [
          "tfsa-jh37-official"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "tfsa-jh37-2026-08",
          "variant_id": "tfsa-jh37-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "tfsa-jh37-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 2300,
          "high_cny": 3000
        }
      ],
      "latest_price": {
        "id": "tfsa-jh37-2026-08",
        "variant_id": "tfsa-jh37-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "tfsa-jh37-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 2300,
        "high_cny": 3000
      },
      "display_price": {
        "label": "Est. ¥8,300–9,000",
        "estimated": true,
        "low": 8300,
        "high": 9000,
        "midpoint": 8650,
        "buildAmount": 6000,
        "frameLow": 2300,
        "frameHigh": 3000
      },
      "image": {
        "id": "tfsa-jh37-primary-image",
        "platform_id": "tfsa-jh37",
        "variant_ids": [
          "tfsa-jh37-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "illustrative",
        "media_type": "project-placeholder",
        "hosting": {
          "mode": "local",
          "local_path": "/assets/images/placeholders/frameset.svg"
        },
        "source_id": "project-image-placeholders",
        "rights": {
          "status": "project-owned",
          "copyright_holder": "China Bike Research",
          "usage_note": "Original project placeholder; it is not a product photograph."
        },
        "credit": "China Bike Research project placeholder",
        "alt": "Project placeholder for TFSA JH37 frameset; not a product photograph",
        "display_note": "The official product page remains cited for identity and specifications, but its current image endpoint does not return an embeddable image. No substitute photograph is shown.",
        "reviewed_at": "2026-08-09",
        "display_accuracy": "illustrative"
      },
      "image_source": {
        "id": "project-image-placeholders",
        "type": "project-asset",
        "title": "Project-owned product image placeholders",
        "publisher": "China Bike Research",
        "url": null
      },
      "videos": [],
      "sources": [
        {
          "id": "tfsa-jh37-official",
          "type": "manufacturer-product-page",
          "title": "TFSA JH37",
          "publisher": "TFSA",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.tfsabike.com/product/carbon-gravel-frame-jh-37/",
          "reliability": {
            "identity": "high",
            "specification": "medium-high",
            "price": "low"
          },
          "notes": "Official frame claims for weight, T47, and clearance."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        },
        {
          "id": "project-image-placeholders",
          "type": "project-asset",
          "title": "Project-owned product image placeholders",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-07",
          "url": null,
          "reliability": {
            "identity": "high",
            "specification": "not-applicable",
            "price": "not-applicable"
          },
          "notes": "Original SVG line illustrations used only when no verified model photograph is available. They do not depict a specific product."
        }
      ]
    },
    {
      "id": "sava-gelaro-s8",
      "brand": {
        "id": "sava",
        "name": "SAVA",
        "name_zh": "萨瓦"
      },
      "platform": {
        "id": "sava-gelaro-s8",
        "brand_id": "sava",
        "name": "Gelaro S8 GRX820",
        "name_zh": "Gelaro S8 / 越界 S8",
        "category": "gravel",
        "handlebar": "drop",
        "status": "snapshot-published",
        "summary": "The anonymized 2026-08-08 snapshot identifies SAVA Gelaro S8 GRX820 as an exact visible model/configuration. It provides a dated China-market price lead; verify the final SKU, BOM, and warranty route before purchase.",
        "frame": {
          "material": "carbon",
          "fork_material": "unknown",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "unknown",
          "cable_routing": "unknown"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "unknown",
          "eligibility": "unverified",
          "note": "The snapshot identifies the model but does not establish a model-specific maximum tire clearance."
        },
        "category_details": {
          "discipline": "gravel",
          "geometry": "unknown",
          "evidence": "snapshot-classification",
          "note": "GRX 820 double-chainring build shown."
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-marketplace-observed",
        "source_ids": [
          "taobao-snapshot-2026-08-08",
          "sava-2026-carbon-lineup-2026-08-08"
        ],
        "last_reviewed": "2026-08-08"
      },
      "variant": {
        "id": "sava-gelaro-s8",
        "platform_id": "sava-gelaro-s8",
        "name": "Gelaro S8 GRX820",
        "kind": "complete-bike",
        "market": "mainland-china-marketplace",
        "editorial": {
          "verdict": "Dated China-market gravel lead for the exact visible Gelaro S8 GRX820 configuration; use it as a comparison benchmark while confirming the final SKU and BOM.",
          "best_for": [
            "gravel"
          ],
          "strengths": [
            "Exact model/configuration is visible in the 2026-08-08 snapshot",
            "Dated mainland-China price observation"
          ],
          "caveats": [
            "Search-card pricing may be coupon, listed, subsidy, or otherwise conditional",
            "Confirm exact size, components, compatibility, returns, and domestic warranty before paying"
          ]
        },
        "source_ids": [
          "taobao-snapshot-2026-08-08",
          "sava-2026-carbon-lineup-2026-08-08"
        ],
        "drivetrain": {
          "brand": "Shimano",
          "model": "GRX820",
          "speeds": "2x12",
          "shifting": "mechanical",
          "layout": "double"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        }
      },
      "prices": [
        {
          "id": "sava-gelaro-s8-price-2026-08-08",
          "variant_id": "sava-gelaro-s8",
          "observed_at": "2026-08-08",
          "price_type": "observed-search-card",
          "currency": "CNY",
          "channel": "taobao-mainland",
          "status": "promotion-conditional",
          "price_basis": "coupon",
          "conditions": "Anonymized Taobao search-card observation displayed as coupon; promotion, size/color, shipping, and final checkout conditions may differ. GRX 820 double-chainring build shown.",
          "source_ids": [
            "taobao-snapshot-2026-08-08"
          ],
          "amount_cny": 9599
        }
      ],
      "latest_price": {
        "id": "sava-gelaro-s8-price-2026-08-08",
        "variant_id": "sava-gelaro-s8",
        "observed_at": "2026-08-08",
        "price_type": "observed-search-card",
        "currency": "CNY",
        "channel": "taobao-mainland",
        "status": "promotion-conditional",
        "price_basis": "coupon",
        "conditions": "Anonymized Taobao search-card observation displayed as coupon; promotion, size/color, shipping, and final checkout conditions may differ. GRX 820 double-chainring build shown.",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "amount_cny": 9599
      },
      "display_price": {
        "label": "¥9,599",
        "estimated": false,
        "low": 9599,
        "high": 9599,
        "midpoint": 9599,
        "buildAmount": 0,
        "frameLow": 9599,
        "frameHigh": 9599
      },
      "image": {
        "id": "sava-gelaro-s8-primary-image",
        "platform_id": "sava-gelaro-s8",
        "variant_ids": [
          "sava-gelaro-s8"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://savadeck-bike.com/cdn/shop/files/GelaroS8-ClassicBlack.png?v=1779789542&width=1080"
        },
        "source_id": "sava-gelaro-s8-official-2026-08-08",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "SAVA",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © SAVA",
        "alt": "Black SAVA Gelaro S8 GRX820 carbon gravel bike",
        "reviewed_at": "2026-08-08",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "sava-gelaro-s8-official-2026-08-08",
        "type": "manufacturer-product-page",
        "title": "SAVA Gelaro S8 GRX820",
        "publisher": "SAVA",
        "url": "https://savadeck-bike.com/products/sava-gelaro-s8-grx820-carbon-gravel-bike-12s"
      },
      "videos": [],
      "sources": [
        {
          "id": "taobao-snapshot-2026-08-08",
          "type": "anonymized-marketplace-snapshot",
          "title": "Anonymized Taobao search-card snapshot — 2026-08-08",
          "publisher": "China Bike Research",
          "language": "zh-CN",
          "accessed_at": "2026-08-08",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "low-to-medium",
            "price": "medium"
          },
          "notes": "42 screenshots and 160 listing observations were normalized into 133 model groups. Listed, coupon, subsidy, and first-order conditions are preserved in the research ledger. Screenshots, seller identities, and private data are not redistributed."
        },
        {
          "id": "sava-2026-carbon-lineup-2026-08-08",
          "type": "manufacturer-product-collection",
          "title": "2026 SAVA carbon-fiber bicycle lineup",
          "publisher": "SAVA",
          "language": "en",
          "accessed_at": "2026-08-08",
          "url": "https://savadeck-bike.com/sv-pt/collections/2026-sava-carbon-fiber-bikes",
          "reliability": {
            "identity": "medium-high",
            "specification": "medium-high",
            "price": "low"
          },
          "notes": "Corroborates A7L Pro and Gelaro S8 naming and drivetrain families; China-market Taobao price remains separately observed."
        },
        {
          "id": "sava-gelaro-s8-official-2026-08-08",
          "type": "manufacturer-product-page",
          "title": "SAVA Gelaro S8 GRX820",
          "publisher": "SAVA",
          "language": "en",
          "accessed_at": "2026-08-08",
          "url": "https://savadeck-bike.com/products/sava-gelaro-s8-grx820-carbon-gravel-bike-12s",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "medium"
          },
          "notes": "Official exact-model page for the Gelaro S8 GRX820 build and its product photography."
        }
      ]
    },
    {
      "id": "camp-gx700-grx820",
      "brand": {
        "id": "camp",
        "name": "CAMP",
        "name_zh": "坎普"
      },
      "platform": {
        "id": "camp-gx700",
        "brand_id": "camp",
        "name": "GX700",
        "name_zh": "GX700",
        "category": "gravel",
        "handlebar": "drop",
        "status": "current",
        "summary": "Higher-spec domestic complete with GRX 1×12, carbon cockpit/post, and an official 45C tire.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "standard",
          "cable_routing": "fully-internal",
          "claimed_fiber": "T800-claimed"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official 45C configuration.",
          "stock_nominal_mm": 45,
          "published_max_mm": 45
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-domestic",
        "source_ids": [
          "camp-gx700-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "camp-gx700-grx820",
        "platform_id": "camp-gx700",
        "name": "GX700 GRX 1×12",
        "kind": "complete-bike",
        "market": "mainland-china",
        "editorial": {
          "verdict": "A strong proper-gravel specification, but weak value relative to the Twitter EDS unless Shimano and 45C are worth almost twice the price.",
          "best_for": [
            "Shimano-first buyer",
            "proper gravel buyer"
          ],
          "strengths": [
            "Official 45C setup",
            "GRX 1×12",
            "Carbon cockpit and seatpost",
            "Domestic official SKU"
          ],
          "caveats": [
            "Approximately twice the Twitter EDS price",
            "Aluminum wheels"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 9000,
            "fair_buy_below": 10000,
            "not_compelling_above": 11000
          }
        },
        "source_ids": [
          "camp-gx700-official"
        ],
        "drivetrain": {
          "brand": "Shimano",
          "model": "GRX RX820/RX822",
          "speeds": "1x12",
          "shifting": "mechanical",
          "layout": "single"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        },
        "wheels": {
          "rim_material": "aluminum"
        },
        "tires": "700×45C",
        "cockpit": {
          "material": "carbon",
          "integrated": true
        }
      },
      "prices": [
        {
          "id": "camp-gx700-2026-08",
          "variant_id": "camp-gx700-grx820",
          "observed_at": "2026-08-06",
          "price_type": "official-list",
          "currency": "CNY",
          "channel": "china-market",
          "status": "official-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "camp-gx700-official"
          ],
          "amount_cny": 9999
        }
      ],
      "latest_price": {
        "id": "camp-gx700-2026-08",
        "variant_id": "camp-gx700-grx820",
        "observed_at": "2026-08-06",
        "price_type": "official-list",
        "currency": "CNY",
        "channel": "china-market",
        "status": "official-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "camp-gx700-official"
        ],
        "amount_cny": 9999
      },
      "display_price": {
        "label": "¥9,999",
        "estimated": false,
        "low": 9999,
        "high": 9999,
        "midpoint": 9999,
        "buildAmount": 0,
        "frameLow": 9999,
        "frameHigh": 9999
      },
      "image": {
        "id": "camp-gx700-primary-image",
        "platform_id": "camp-gx700",
        "variant_ids": [
          "camp-gx700-grx820"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://campbicycle.oss-cn-shenzhen.aliyuncs.com/Data/campbicycle/upload/image/20260519/GX700-%E5%BD%A9%E5%A2%A8%E9%9D%92.jpg"
        },
        "source_id": "camp-gx700-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "CAMP",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © CAMP",
        "alt": "CAMP GX700 carbon gravel bike",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "camp-gx700-official",
        "type": "manufacturer-product-page",
        "title": "CAMP GX700",
        "publisher": "CAMP Bicycle",
        "url": "https://www.campbicycle.com/en/gravel_92368/gx700.html"
      },
      "videos": [],
      "sources": [
        {
          "id": "camp-gx700-official",
          "type": "manufacturer-product-page",
          "title": "CAMP GX700",
          "publisher": "CAMP Bicycle",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.campbicycle.com/en/gravel_92368/gx700.html",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "high"
          },
          "notes": "Official specification, 45C tire, and list price."
        }
      ]
    },
    {
      "id": "lightcarbon-lcg071s-pro-frameset",
      "brand": {
        "id": "lightcarbon",
        "name": "LightCarbon",
        "name_zh": "光碳"
      },
      "platform": {
        "id": "lightcarbon-lcg071s-pro",
        "brand_id": "lightcarbon",
        "name": "LCG071S-PRO",
        "name_zh": "LCG071S-PRO",
        "category": "gravel",
        "handlebar": "drop",
        "status": "current",
        "summary": "Modern direct-factory frame with 50C clearance, T47, UDH, downtube storage, and unusually complete public specification.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal",
          "claimed_fiber": "T700/T800-claimed"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official nominal maximum 50C; verify actual tire/rim combination.",
          "published_max_mm": 50
        },
        "mounts": [
          "fender",
          "rack",
          "top-tube"
        ],
        "internal_storage": true,
        "china_availability": "direct-factory",
        "source_ids": [
          "lightcarbon-lcg071s-official",
          "lightcarbon-company-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "lightcarbon-lcg071s-pro-frameset",
        "platform_id": "lightcarbon-lcg071s-pro",
        "name": "LCG071S-PRO frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Best conservative budget custom-frame recommendation: modern standards, high utility, and stronger public documentation than most low-cost peers.",
          "best_for": [
            "budget custom builder",
            "wide-clearance rider"
          ],
          "strengths": [
            "50C, T47, UDH, storage",
            "Factory-house support"
          ],
          "caveats": [
            "DIY complete costs far more than Twitter EDS"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 4200,
            "fair_buy_below": 5000,
            "not_compelling_above": 5800
          }
        },
        "source_ids": [
          "lightcarbon-lcg071s-official",
          "lightcarbon-company-official"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "lightcarbon-2026-08",
          "variant_id": "lightcarbon-lcg071s-pro-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "lightcarbon-lcg071s-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 3200,
          "high_cny": 4900
        }
      ],
      "latest_price": {
        "id": "lightcarbon-2026-08",
        "variant_id": "lightcarbon-lcg071s-pro-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "lightcarbon-lcg071s-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 3200,
        "high_cny": 4900
      },
      "display_price": {
        "label": "Est. ¥9,200–10,900",
        "estimated": true,
        "low": 9200,
        "high": 10900,
        "midpoint": 10050,
        "buildAmount": 6000,
        "frameLow": 3200,
        "frameHigh": 4900
      },
      "image": {
        "id": "lightcarbon-lcg071s-pro-primary-image",
        "platform_id": "lightcarbon-lcg071s-pro",
        "variant_ids": [
          "lightcarbon-lcg071s-pro-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "retailer-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://mybike.parts/bike_parts/672.png?1781036385="
        },
        "source_id": "lightcarbon-image-reference",
        "rights": {
          "status": "retailer-page-embed",
          "copyright_holder": "LightCarbon / MyBike.parts",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product reference image © LightCarbon / MyBike.parts",
        "alt": "LightCarbon LCG071S-PRO carbon gravel frameset",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "lightcarbon-image-reference",
        "type": "retailer-product-page",
        "title": "LightCarbon LCG071-PRO product reference",
        "publisher": "MyBike.parts",
        "url": "https://mybike.parts/bike_parts/672-lightcarbon-lcg071-pro"
      },
      "videos": [],
      "sources": [
        {
          "id": "lightcarbon-lcg071s-official",
          "type": "manufacturer-product-page",
          "title": "LightCarbon LCG071S-PRO",
          "publisher": "LightCarbon",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.lightcarbon.com/new-carbon-gravel-frameset-with-integrated-stem-system_p171.html",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "medium"
          },
          "notes": "Official frame specification, 50C clearance, T47, UDH, storage, weights, and test claims."
        },
        {
          "id": "lightcarbon-company-official",
          "type": "manufacturer-company-page",
          "title": "LightCarbon company profile",
          "publisher": "LightCarbon",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.lightcarbon.com/",
          "reliability": {
            "identity": "high",
            "specification": "medium",
            "price": "none"
          },
          "notes": "Company-reported factory and production history."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        },
        {
          "id": "lightcarbon-image-reference",
          "type": "retailer-product-page",
          "title": "LightCarbon LCG071-PRO product reference",
          "publisher": "MyBike.parts",
          "language": "en",
          "accessed_at": "2026-08-07",
          "url": "https://mybike.parts/bike_parts/672-lightcarbon-lcg071-pro",
          "reliability": {
            "identity": "medium-high",
            "specification": "medium",
            "independent_testing": "none"
          },
          "notes": "Used only as the credited source page for the remotely embedded product image. Technical claims continue to rely on the manufacturer source."
        }
      ]
    },
    {
      "id": "rinasclta-gr025-frameset",
      "brand": {
        "id": "rinasclta",
        "name": "Rinasclta",
        "name_zh": "Rinasclta"
      },
      "platform": {
        "id": "rinasclta-gr025",
        "brand_id": "rinasclta",
        "name": "GR025",
        "name_zh": "GR025",
        "category": "gravel",
        "handlebar": "drop",
        "status": "current",
        "summary": "Budget 50C direct frame with less public process and support evidence than the leading factory-direct alternatives.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "standard",
          "cable_routing": "internal",
          "claimed_frame_weight_g": 1200
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official nominal 50 mm maximum.",
          "published_max_mm": 50
        },
        "mounts": [
          "fender"
        ],
        "internal_storage": false,
        "china_availability": "direct-factory",
        "source_ids": [
          "rinasclta-gr025-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "rinasclta-gr025-frameset",
        "platform_id": "rinasclta-gr025",
        "name": "GR025 frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Usable budget 50C frame, but lower priority than better-documented direct-factory choices at similar prices.",
          "best_for": [
            "risk-tolerant budget builder"
          ],
          "strengths": [
            "50C",
            "Budget price"
          ],
          "caveats": [
            "Older/basic standards",
            "Less public QC and support evidence"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 3800,
            "fair_buy_below": 4600,
            "not_compelling_above": 5200
          }
        },
        "source_ids": [
          "rinasclta-gr025-official"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "rinasclta-gr025-2026-08",
          "variant_id": "rinasclta-gr025-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "rinasclta-gr025-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 3600,
          "high_cny": 5000
        }
      ],
      "latest_price": {
        "id": "rinasclta-gr025-2026-08",
        "variant_id": "rinasclta-gr025-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "rinasclta-gr025-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 3600,
        "high_cny": 5000
      },
      "display_price": {
        "label": "Est. ¥9,600–11,000",
        "estimated": true,
        "low": 9600,
        "high": 11000,
        "midpoint": 10300,
        "buildAmount": 6000,
        "frameLow": 3600,
        "frameHigh": 5000
      },
      "image": {
        "id": "rinasclta-gr025-primary-image",
        "platform_id": "rinasclta-gr025",
        "variant_ids": [
          "rinasclta-gr025-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://rinascltabike.com/wp-content/uploads/2025/05/Rinasclta-carbon-gravel-framset-GR025-max-50mm-tire-clearance.jpg"
        },
        "source_id": "rinasclta-gr025-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "Rinasclta",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Rinasclta",
        "alt": "Rinasclta GR025 carbon gravel frameset",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "rinasclta-gr025-official",
        "type": "manufacturer-product-page",
        "title": "Rinasclta GR025",
        "publisher": "Rinasclta",
        "url": "https://rinascltabike.com/product/gr025-gravel-frame-700c-50mm/"
      },
      "videos": [],
      "sources": [
        {
          "id": "rinasclta-gr025-official",
          "type": "manufacturer-product-page",
          "title": "Rinasclta GR025",
          "publisher": "Rinasclta",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://rinascltabike.com/product/gr025-gravel-frame-700c-50mm/",
          "reliability": {
            "identity": "high",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Official frame listing; public model-specific QC documentation is limited."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "spcycle-g026-frameset",
      "brand": {
        "id": "spcycle",
        "name": "SPcycle",
        "name_zh": "SPcycle"
      },
      "platform": {
        "id": "spcycle-g026",
        "brand_id": "spcycle",
        "name": "G026",
        "name_zh": "G026",
        "category": "gravel",
        "handlebar": "drop",
        "status": "current",
        "summary": "One of the cheapest modern frames with T47, UDH, 50C clearance, and downtube storage.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official catalog claim.",
          "published_max_mm": 50
        },
        "mounts": [
          "top-tube",
          "fender"
        ],
        "internal_storage": true,
        "china_availability": "direct-factory",
        "source_ids": [
          "spcycle-gravel-catalog"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "spcycle-g026-frameset",
        "platform_id": "spcycle-g026",
        "name": "G026 frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "One of the cheapest frames with T47, UDH, storage, and 50 mm clearance; best suited to a risk-tolerant custom builder.",
          "best_for": [
            "risk-tolerant budget builder"
          ],
          "strengths": [
            "50C, T47, UDH, storage",
            "Low direct price"
          ],
          "caveats": [
            "Less independent verification and test disclosure"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 4100,
            "fair_buy_below": 4800,
            "not_compelling_above": 5500
          }
        },
        "source_ids": [
          "spcycle-gravel-catalog"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "sp-g026-2026-08",
          "variant_id": "spcycle-g026-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "spcycle-gravel-catalog",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 3970,
          "high_cny": 4850
        }
      ],
      "latest_price": {
        "id": "sp-g026-2026-08",
        "variant_id": "spcycle-g026-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "spcycle-gravel-catalog",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 3970,
        "high_cny": 4850
      },
      "display_price": {
        "label": "Est. ¥9,970–10,850",
        "estimated": true,
        "low": 9970,
        "high": 10850,
        "midpoint": 10410,
        "buildAmount": 6000,
        "frameLow": 3970,
        "frameHigh": 4850
      },
      "image": {
        "id": "spcycle-g026-primary-image",
        "platform_id": "spcycle-g026",
        "variant_ids": [
          "spcycle-g026-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://ae01.alicdn.com/kf/S6b96720d40ad4252817e85d0010d2066H.jpg"
        },
        "source_id": "spcycle-gravel-catalog",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "SPcycle",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © SPcycle",
        "alt": "SPcycle G026 carbon gravel frameset",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "spcycle-gravel-catalog",
        "type": "manufacturer-catalog",
        "title": "SPcycle carbon gravel frame catalog",
        "publisher": "SPcycle",
        "url": "https://www.sp-cycle.com/Carbon-Cyclocross-Gravel-Frame-c57268/"
      },
      "videos": [],
      "sources": [
        {
          "id": "spcycle-gravel-catalog",
          "type": "manufacturer-catalog",
          "title": "SPcycle carbon gravel frame catalog",
          "publisher": "SPcycle",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.sp-cycle.com/Carbon-Cyclocross-Gravel-Frame-c57268/",
          "reliability": {
            "identity": "high",
            "specification": "medium-high",
            "price": "medium"
          },
          "notes": "Official catalog covering G026, G028, and related direct frames."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "carbonda-cfr696-frameset",
      "brand": {
        "id": "carbonda",
        "name": "Carbonda",
        "name_zh": "Carbonda"
      },
      "platform": {
        "id": "carbonda-cfr696",
        "brand_id": "carbonda",
        "name": "CFR696",
        "name_zh": "CFR696",
        "category": "adventure-gravel",
        "handlebar": "drop",
        "status": "current",
        "summary": "Long-running open/direct platform with broad utility and modern revisions. Verify the exact generation because standards have changed over time.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "BSA",
          "derailleur_hanger": "UDH",
          "cable_routing": "internal"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Current page claim; older CFR696 generations may differ.",
          "published_max_mm": 50
        },
        "mounts": [
          "top-tube",
          "fender",
          "rack"
        ],
        "internal_storage": false,
        "china_availability": "direct-factory",
        "source_ids": [
          "carbonda-cfr696-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "carbonda-cfr696-frameset",
        "platform_id": "carbonda-cfr696",
        "name": "CFR696 frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Mature utility platform and a valid direct-factory option, but exact generation and manufacturing-group identity must be pinned down.",
          "best_for": [
            "bikepacker",
            "practical custom builder"
          ],
          "strengths": [
            "50C current claim",
            "BSA, UDH",
            "Many mounts"
          ],
          "caveats": [
            "Older generations differ",
            "Corporate/factory relationship needs clarification"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 3600,
            "fair_buy_below": 4800,
            "not_compelling_above": 5800
          }
        },
        "source_ids": [
          "carbonda-cfr696-official"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "carbonda-cfr696-2026-08",
          "variant_id": "carbonda-cfr696-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "carbonda-cfr696-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 3000,
          "high_cny": 6000
        }
      ],
      "latest_price": {
        "id": "carbonda-cfr696-2026-08",
        "variant_id": "carbonda-cfr696-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "carbonda-cfr696-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 3000,
        "high_cny": 6000
      },
      "display_price": {
        "label": "Est. ¥9,000–12,000",
        "estimated": true,
        "low": 9000,
        "high": 12000,
        "midpoint": 10500,
        "buildAmount": 6000,
        "frameLow": 3000,
        "frameHigh": 6000
      },
      "image": {
        "id": "carbonda-cfr696-primary-image",
        "platform_id": "carbonda-cfr696",
        "variant_ids": [
          "carbonda-cfr696-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://carbonda.com/upload/allimg/240910/cfr-696-01.jpg"
        },
        "source_id": "carbonda-cfr696-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "Carbonda",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Carbonda",
        "alt": "Carbonda CFR696 carbon gravel frameset",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "carbonda-cfr696-official",
        "type": "manufacturer-product-page",
        "title": "Carbonda CFR696",
        "publisher": "Carbonda",
        "url": "https://carbonda.com/road/cfr-696.html"
      },
      "videos": [],
      "sources": [
        {
          "id": "carbonda-cfr696-official",
          "type": "manufacturer-product-page",
          "title": "Carbonda CFR696",
          "publisher": "Carbonda",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://carbonda.com/road/cfr-696.html",
          "reliability": {
            "identity": "high",
            "specification": "medium-high",
            "price": "medium"
          },
          "notes": "Direct-factory product page; relationship between sales brand and molding entity should be confirmed if strict provenance matters."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "ican-gra04-frameset",
      "brand": {
        "id": "ican",
        "name": "ICAN",
        "name_zh": "ICAN"
      },
      "platform": {
        "id": "ican-gra04",
        "brand_id": "ican",
        "name": "GRA04",
        "name_zh": "GRA04",
        "category": "gravel",
        "handlebar": "drop",
        "status": "current",
        "summary": "Budget direct-factory frame with modern standards and broad clearance.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal",
          "claimed_frame_weight_g": 1100,
          "claimed_fiber": "mixed-carbon-claimed"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official nominal 50C maximum.",
          "published_max_mm": 50
        },
        "mounts": [
          "fender",
          "top-tube"
        ],
        "internal_storage": false,
        "china_availability": "direct-factory",
        "source_ids": [
          "ican-gra04-official",
          "ican-company-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "ican-gra04-frameset",
        "platform_id": "ican-gra04",
        "name": "GRA04 frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "A rational alternative to LightCarbon; choose by geometry, delivered price, and local communication rather than carbon-grade marketing.",
          "best_for": [
            "budget custom builder"
          ],
          "strengths": [
            "50C, T47, UDH",
            "Direct manufacturer"
          ],
          "caveats": [
            "Package contents and domestic quote need confirmation"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 4600,
            "fair_buy_below": 5400,
            "not_compelling_above": 6200
          }
        },
        "source_ids": [
          "ican-gra04-official",
          "ican-company-official"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "ican-gra04-2026-08",
          "variant_id": "ican-gra04-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "ican-gra04-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 3800,
          "high_cny": 5200
        }
      ],
      "latest_price": {
        "id": "ican-gra04-2026-08",
        "variant_id": "ican-gra04-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "ican-gra04-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 3800,
        "high_cny": 5200
      },
      "display_price": {
        "label": "Est. ¥9,800–11,200",
        "estimated": true,
        "low": 9800,
        "high": 11200,
        "midpoint": 10500,
        "buildAmount": 6000,
        "frameLow": 3800,
        "frameHigh": 5200
      },
      "image": {
        "id": "ican-gra04-primary-image",
        "platform_id": "ican-gra04",
        "variant_ids": [
          "ican-gra04-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "retailer-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://s.alicdn.com/%40sc04/kf/Hd6b49c8dd178438da1596d72b280bcad5.png_960x960q80.jpg"
        },
        "source_id": "ican-gra04-alibaba-image",
        "rights": {
          "status": "retailer-page-embed",
          "copyright_holder": "ICAN / Alibaba",
          "usage_note": "Remote embed from the cited ICAN manufacturer storefront. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © ICAN / Alibaba",
        "alt": "Black ICAN GRA04 carbon gravel frameset with integrated cockpit and seatpost",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "ican-gra04-alibaba-image",
        "type": "manufacturer-marketplace-product-page",
        "title": "ICAN GRA04 manufacturer storefront listing",
        "publisher": "ICAN / Alibaba",
        "url": "https://www.alibaba.com/product-detail/ICAN-Carbon-Fiber-Gravel-Bike-Frame_1601759973676.html"
      },
      "videos": [],
      "sources": [
        {
          "id": "ican-gra04-official",
          "type": "manufacturer-product-page",
          "title": "ICAN GRA04",
          "publisher": "ICAN",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.icanbikes.com/Products-list/full-carbon-racing-gravel-frame-gra04/",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "medium"
          },
          "notes": "Official specification for the budget direct frame."
        },
        {
          "id": "ican-company-official",
          "type": "manufacturer-company-page",
          "title": "ICAN manufacturing profile",
          "publisher": "ICAN",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.icanbikes.com/",
          "reliability": {
            "identity": "high",
            "specification": "medium",
            "price": "none"
          },
          "notes": "Company-reported factory and production capability."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        },
        {
          "id": "ican-gra04-alibaba-image",
          "type": "manufacturer-marketplace-product-page",
          "title": "ICAN GRA04 manufacturer storefront listing",
          "publisher": "ICAN / Alibaba",
          "language": "en",
          "accessed_at": "2026-08-07",
          "url": "https://www.alibaba.com/product-detail/ICAN-Carbon-Fiber-Gravel-Bike-Frame_1601759973676.html",
          "reliability": {
            "identity": "high",
            "specification": "medium",
            "independent_testing": "none"
          },
          "notes": "Used only as the credited source page for the remotely embedded GRA04 product image. Technical claims continue to rely on the manufacturer product page."
        }
      ]
    },
    {
      "id": "spcycle-g028-frameset",
      "brand": {
        "id": "spcycle",
        "name": "SPcycle",
        "name_zh": "SPcycle"
      },
      "platform": {
        "id": "spcycle-g028",
        "brand_id": "spcycle",
        "name": "G028",
        "name_zh": "G028",
        "category": "adventure-gravel",
        "handlebar": "drop",
        "status": "current",
        "summary": "Budget wide-clearance platform for riders who genuinely want around 55 mm tires.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official catalog claim; actual usable maximum depends on tread and mud clearance.",
          "published_max_mm": 57
        },
        "mounts": [
          "top-tube",
          "fender",
          "rack"
        ],
        "internal_storage": true,
        "china_availability": "direct-factory",
        "source_ids": [
          "spcycle-gravel-catalog"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "spcycle-g028-frameset",
        "platform_id": "spcycle-g028",
        "name": "G028 frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Best low-cost option when very wide nominal clearance is a primary requirement.",
          "best_for": [
            "wide-clearance rider",
            "adventure builder"
          ],
          "strengths": [
            "57C claim",
            "T47, UDH, storage"
          ],
          "caveats": [
            "Confirm tread and mud clearance; nominal maximum is not universal"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 4300,
            "fair_buy_below": 5000,
            "not_compelling_above": 5800
          }
        },
        "source_ids": [
          "spcycle-gravel-catalog"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "sp-g028-2026-08",
          "variant_id": "spcycle-g028-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "spcycle-gravel-catalog",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 4100,
          "high_cny": 4980
        }
      ],
      "latest_price": {
        "id": "sp-g028-2026-08",
        "variant_id": "spcycle-g028-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "spcycle-gravel-catalog",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 4100,
        "high_cny": 4980
      },
      "display_price": {
        "label": "Est. ¥10,100–10,980",
        "estimated": true,
        "low": 10100,
        "high": 10980,
        "midpoint": 10540,
        "buildAmount": 6000,
        "frameLow": 4100,
        "frameHigh": 4980
      },
      "image": {
        "id": "spcycle-g028-primary-image",
        "platform_id": "spcycle-g028",
        "variant_ids": [
          "spcycle-g028-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://usaimages.oss-us-west-1.aliyuncs.com/6230/product/detail/20260515/1778837727142_0.jpg"
        },
        "source_id": "spcycle-gravel-catalog",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "SPcycle",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © SPcycle",
        "alt": "SPcycle G028 wide-clearance carbon gravel frameset",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "spcycle-gravel-catalog",
        "type": "manufacturer-catalog",
        "title": "SPcycle carbon gravel frame catalog",
        "publisher": "SPcycle",
        "url": "https://www.sp-cycle.com/Carbon-Cyclocross-Gravel-Frame-c57268/"
      },
      "videos": [],
      "sources": [
        {
          "id": "spcycle-gravel-catalog",
          "type": "manufacturer-catalog",
          "title": "SPcycle carbon gravel frame catalog",
          "publisher": "SPcycle",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.sp-cycle.com/Carbon-Cyclocross-Gravel-Frame-c57268/",
          "reliability": {
            "identity": "high",
            "specification": "medium-high",
            "price": "medium"
          },
          "notes": "Official catalog covering G026, G028, and related direct frames."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "bxt-055-frameset",
      "brand": {
        "id": "bxt",
        "name": "BXT",
        "name_zh": "BXT"
      },
      "platform": {
        "id": "bxt-055",
        "brand_id": "bxt",
        "name": "BXT-055",
        "name_zh": "BXT-055",
        "category": "gravel",
        "handlebar": "drop",
        "status": "current",
        "summary": "Low-cost direct frame with T47, UDH, and 50C clearance. The modern feature list is stronger than the public QC documentation.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal",
          "claimed_frame_weight_g": 1100,
          "claimed_fiber": "T1000-claimed"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official nominal 50C maximum.",
          "published_max_mm": 50
        },
        "mounts": [
          "top-tube"
        ],
        "internal_storage": false,
        "china_availability": "direct-factory",
        "source_ids": [
          "bxt-055-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "bxt-055-frameset",
        "platform_id": "bxt-055",
        "name": "BXT-055 frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Competitive modern specification, but it should not command a premium over better-documented LightCarbon or ICAN options.",
          "best_for": [
            "risk-tolerant budget builder"
          ],
          "strengths": [
            "50C, T47, UDH",
            "Low direct price"
          ],
          "caveats": [
            "Wider uncertainty around model-level QC and support"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 4200,
            "fair_buy_below": 4800,
            "not_compelling_above": 5400
          }
        },
        "source_ids": [
          "bxt-055-official"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "bxt055-2026-08",
          "variant_id": "bxt-055-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "bxt-055-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 4300,
          "high_cny": 4900
        }
      ],
      "latest_price": {
        "id": "bxt055-2026-08",
        "variant_id": "bxt-055-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "bxt-055-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 4300,
        "high_cny": 4900
      },
      "display_price": {
        "label": "Est. ¥10,300–10,900",
        "estimated": true,
        "low": 10300,
        "high": 10900,
        "midpoint": 10600,
        "buildAmount": 6000,
        "frameLow": 4300,
        "frameHigh": 4900
      },
      "image": {
        "id": "bxt-055-primary-image",
        "platform_id": "bxt-055",
        "variant_ids": [
          "bxt-055-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.bxtcycle.com/js/htmledit/kindeditor/attached/20260410/20260410183312_28184.jpg"
        },
        "source_id": "bxt-055-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "BXT",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © BXT",
        "alt": "BXT-055 carbon gravel frameset shown from the drive side",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "bxt-055-official",
        "type": "manufacturer-product-page",
        "title": "BXT-055 gravel frameset",
        "publisher": "BXT",
        "url": "https://www.bxtcycle.com/bxt-055-gravel-frameset-new-t1000-carbon-disc-brake-udh-hanger-700x50c-t47-thread-bb-endurance-road-bicycle-27-5er_p102.html"
      },
      "videos": [],
      "sources": [
        {
          "id": "bxt-055-official",
          "type": "manufacturer-product-page",
          "title": "BXT-055 gravel frameset",
          "publisher": "BXT",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.bxtcycle.com/bxt-055-gravel-frameset-new-t1000-carbon-disc-brake-udh-hanger-700x50c-t47-thread-bb-endurance-road-bicycle-27-5er_p102.html",
          "reliability": {
            "identity": "high",
            "specification": "medium-high",
            "price": "medium"
          },
          "notes": "Official direct-sale listing. Fiber-grade claims are not independent evidence of execution quality."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "xmcarbonspeed-cs-gr01-frameset",
      "brand": {
        "id": "xmcarbonspeed",
        "name": "Generic",
        "name_zh": "通用品牌"
      },
      "platform": {
        "id": "xmcarbonspeed-cs-gr01",
        "brand_id": "xmcarbonspeed",
        "name": "CS-GR01",
        "name_zh": "CS-GR01",
        "category": "gravel",
        "handlebar": "drop",
        "status": "current",
        "summary": "Clear direct-sale modern frame with 50C, T47, UDH, and a three-year warranty claim.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal",
          "claimed_frame_weight_g": 1234
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official nominal 50C maximum.",
          "published_max_mm": 50
        },
        "mounts": [
          "top-tube",
          "fender"
        ],
        "internal_storage": false,
        "china_availability": "direct-factory",
        "source_ids": [
          "xmcarbonspeed-gr01-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "xmcarbonspeed-cs-gr01-frameset",
        "platform_id": "xmcarbonspeed-cs-gr01",
        "name": "CS-GR01 frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Valid direct-factory option, but not compelling above SPcycle/LightCarbon/ICAN money unless geometry or paint is a better fit.",
          "best_for": [
            "budget custom builder"
          ],
          "strengths": [
            "50C, T47, UDH",
            "Clear direct price"
          ],
          "caveats": [
            "Heavy claimed frame relative to race-oriented peers"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 4500,
            "fair_buy_below": 5300,
            "not_compelling_above": 6000
          }
        },
        "source_ids": [
          "xmcarbonspeed-gr01-official"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "xm-gr01-2026-08",
          "variant_id": "xmcarbonspeed-cs-gr01-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "xmcarbonspeed-gr01-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 4520,
          "high_cny": 5330
        }
      ],
      "latest_price": {
        "id": "xm-gr01-2026-08",
        "variant_id": "xmcarbonspeed-cs-gr01-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "xmcarbonspeed-gr01-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 4520,
        "high_cny": 5330
      },
      "display_price": {
        "label": "Est. ¥10,520–11,330",
        "estimated": true,
        "low": 10520,
        "high": 11330,
        "midpoint": 10925,
        "buildAmount": 6000,
        "frameLow": 4520,
        "frameHigh": 5330
      },
      "image": {
        "id": "xmcarbonspeed-cs-gr01-primary-image",
        "platform_id": "xmcarbonspeed-cs-gr01",
        "variant_ids": [
          "xmcarbonspeed-cs-gr01-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://ueeshop.ly200-cdn.com/u_file/UPBC/UPBC678/2407/30/products/27066bdad4.jpg?x-oss-process=image%2Fformat%2Cwebp%2Fquality%2Cq_100%2Fresize%2Cm_lfit%2Ch_1000%2Cw_1000"
        },
        "source_id": "xmcarbonspeed-gr01-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "Generic",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Generic",
        "alt": "Generic CS-GR01 carbon gravel frameset",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "xmcarbonspeed-gr01-official",
        "type": "manufacturer-product-page",
        "title": "Generic CS-GR01",
        "publisher": "Generic",
        "url": "https://www.xmcarbonspeed.cc/products/cs-gr01-gravel-frame"
      },
      "videos": [],
      "sources": [
        {
          "id": "xmcarbonspeed-gr01-official",
          "type": "manufacturer-product-page",
          "title": "Generic CS-GR01",
          "publisher": "Generic",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.xmcarbonspeed.cc/products/cs-gr01-gravel-frame",
          "reliability": {
            "identity": "high",
            "specification": "medium-high",
            "price": "high"
          },
          "notes": "Official direct-sale frame listing."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "lightcarbon-speedz-complete",
      "brand": {
        "id": "lightcarbon",
        "name": "LightCarbon",
        "name_zh": "光碳"
      },
      "platform": {
        "id": "lightcarbon-speedz",
        "brand_id": "lightcarbon",
        "name": "SPEEDZ",
        "name_zh": "SPEEDZ complete",
        "category": "road",
        "handlebar": "drop",
        "status": "snapshot-published",
        "summary": "The anonymized 2026-08-08 snapshot identifies LightCarbon SPEEDZ complete as an exact visible model/configuration. It provides a dated China-market price lead; verify the final SKU, BOM, and warranty route before purchase.",
        "frame": {
          "material": "carbon",
          "fork_material": "unknown",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "unknown",
          "cable_routing": "unknown"
        },
        "category_details": {
          "discipline": "road",
          "geometry": "unknown",
          "evidence": "snapshot-classification",
          "note": "Complete bike; 105 setup shown."
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-marketplace-observed",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "last_reviewed": "2026-08-08"
      },
      "variant": {
        "id": "lightcarbon-speedz-complete",
        "platform_id": "lightcarbon-speedz",
        "name": "SPEEDZ complete",
        "kind": "complete-bike",
        "market": "mainland-china-marketplace",
        "editorial": {
          "verdict": "Dated China-market road lead for the exact visible SPEEDZ complete configuration; use it as a comparison benchmark while confirming the final SKU and BOM.",
          "best_for": [
            "road"
          ],
          "strengths": [
            "Exact model/configuration is visible in the 2026-08-08 snapshot",
            "Dated mainland-China price observation"
          ],
          "caveats": [
            "Search-card pricing may be coupon, listed, subsidy, or otherwise conditional",
            "Confirm exact size, components, compatibility, returns, and domestic warranty before paying"
          ]
        },
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "drivetrain": {
          "brand": "Shimano",
          "model": "105",
          "speeds": "2x12",
          "shifting": "mechanical",
          "layout": "double"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        }
      },
      "prices": [
        {
          "id": "lightcarbon-speedz-complete-price-2026-08-08",
          "variant_id": "lightcarbon-speedz-complete",
          "observed_at": "2026-08-08",
          "price_type": "observed-search-card",
          "currency": "CNY",
          "channel": "taobao-mainland",
          "status": "promotion-conditional",
          "price_basis": "listed",
          "conditions": "Anonymized Taobao search-card observation displayed as listed; promotion, size/color, shipping, and final checkout conditions may differ. Complete bike; 105 setup shown.",
          "source_ids": [
            "taobao-snapshot-2026-08-08"
          ],
          "amount_cny": 11399
        }
      ],
      "latest_price": {
        "id": "lightcarbon-speedz-complete-price-2026-08-08",
        "variant_id": "lightcarbon-speedz-complete",
        "observed_at": "2026-08-08",
        "price_type": "observed-search-card",
        "currency": "CNY",
        "channel": "taobao-mainland",
        "status": "promotion-conditional",
        "price_basis": "listed",
        "conditions": "Anonymized Taobao search-card observation displayed as listed; promotion, size/color, shipping, and final checkout conditions may differ. Complete bike; 105 setup shown.",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "amount_cny": 11399
      },
      "display_price": {
        "label": "¥11,399",
        "estimated": false,
        "low": 11399,
        "high": 11399,
        "midpoint": 11399,
        "buildAmount": 0,
        "frameLow": 11399,
        "frameHigh": 11399
      },
      "image": {
        "id": "lightcarbon-speedz-primary-image",
        "platform_id": "lightcarbon-speedz",
        "variant_ids": [
          "lightcarbon-speedz-frameset",
          "lightcarbon-speedz-complete"
        ],
        "role": "primary",
        "subject_accuracy": "illustrative",
        "media_type": "project-placeholder",
        "hosting": {
          "mode": "local",
          "local_path": "/assets/images/placeholders/complete-bike.svg"
        },
        "source_id": "project-image-placeholders",
        "rights": {
          "status": "project-owned",
          "copyright_holder": "China Bike Research",
          "usage_note": "Original project placeholder; it is not a product photograph."
        },
        "credit": "China Bike Research project placeholder",
        "alt": "Project placeholder for LightCarbon SPEEDZ complete; not a product photograph",
        "display_note": "No rights-cleared exact product photo is included. Confirm the exact configuration from the seller and official source.",
        "reviewed_at": "2026-08-08",
        "display_accuracy": "illustrative"
      },
      "image_source": {
        "id": "project-image-placeholders",
        "type": "project-asset",
        "title": "Project-owned product image placeholders",
        "publisher": "China Bike Research",
        "url": null
      },
      "videos": [],
      "sources": [
        {
          "id": "taobao-snapshot-2026-08-08",
          "type": "anonymized-marketplace-snapshot",
          "title": "Anonymized Taobao search-card snapshot — 2026-08-08",
          "publisher": "China Bike Research",
          "language": "zh-CN",
          "accessed_at": "2026-08-08",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "low-to-medium",
            "price": "medium"
          },
          "notes": "42 screenshots and 160 listing observations were normalized into 133 model groups. Listed, coupon, subsidy, and first-order conditions are preserved in the research ledger. Screenshots, seller identities, and private data are not redistributed."
        },
        {
          "id": "project-image-placeholders",
          "type": "project-asset",
          "title": "Project-owned product image placeholders",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-07",
          "url": null,
          "reliability": {
            "identity": "high",
            "specification": "not-applicable",
            "price": "not-applicable"
          },
          "notes": "Original SVG line illustrations used only when no verified model photograph is available. They do not depict a specific product."
        }
      ]
    },
    {
      "id": "lightcarbon-speedz-frameset",
      "brand": {
        "id": "lightcarbon",
        "name": "LightCarbon",
        "name_zh": "光碳"
      },
      "platform": {
        "id": "lightcarbon-speedz",
        "brand_id": "lightcarbon",
        "name": "SPEEDZ",
        "name_zh": "SPEEDZ complete",
        "category": "road",
        "handlebar": "drop",
        "status": "snapshot-published",
        "summary": "The anonymized 2026-08-08 snapshot identifies LightCarbon SPEEDZ complete as an exact visible model/configuration. It provides a dated China-market price lead; verify the final SKU, BOM, and warranty route before purchase.",
        "frame": {
          "material": "carbon",
          "fork_material": "unknown",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "unknown",
          "cable_routing": "unknown"
        },
        "category_details": {
          "discipline": "road",
          "geometry": "unknown",
          "evidence": "snapshot-classification",
          "note": "Complete bike; 105 setup shown."
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-marketplace-observed",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "last_reviewed": "2026-08-08"
      },
      "variant": {
        "id": "lightcarbon-speedz-frameset",
        "platform_id": "lightcarbon-speedz",
        "name": "SPEEDZ frameset",
        "kind": "frameset",
        "market": "mainland-china-marketplace",
        "editorial": {
          "verdict": "Dated China-market road lead for the exact visible SPEEDZ frameset configuration; use it as a comparison benchmark while confirming the final SKU and BOM.",
          "best_for": [
            "road"
          ],
          "strengths": [
            "Exact model/configuration is visible in the 2026-08-08 snapshot",
            "Dated mainland-China price observation"
          ],
          "caveats": [
            "Search-card pricing may be coupon, listed, subsidy, or otherwise conditional",
            "Confirm exact size, components, compatibility, returns, and domestic warranty before paying"
          ]
        },
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "included": [
          "frame",
          "fork",
          "seatpost",
          "headset",
          "hanger"
        ]
      },
      "prices": [
        {
          "id": "lightcarbon-speedz-frameset-price-2026-08-08",
          "variant_id": "lightcarbon-speedz-frameset",
          "observed_at": "2026-08-08",
          "price_type": "observed-search-card",
          "currency": "CNY",
          "channel": "taobao-mainland",
          "status": "promotion-conditional",
          "price_basis": "listed",
          "conditions": "Anonymized Taobao search-card observation displayed as listed; promotion, size/color, shipping, and final checkout conditions may differ. Image lists frame, fork, seatpost, headset, and hanger.",
          "source_ids": [
            "taobao-snapshot-2026-08-08"
          ],
          "amount_cny": 5599
        }
      ],
      "latest_price": {
        "id": "lightcarbon-speedz-frameset-price-2026-08-08",
        "variant_id": "lightcarbon-speedz-frameset",
        "observed_at": "2026-08-08",
        "price_type": "observed-search-card",
        "currency": "CNY",
        "channel": "taobao-mainland",
        "status": "promotion-conditional",
        "price_basis": "listed",
        "conditions": "Anonymized Taobao search-card observation displayed as listed; promotion, size/color, shipping, and final checkout conditions may differ. Image lists frame, fork, seatpost, headset, and hanger.",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "amount_cny": 5599
      },
      "display_price": {
        "label": "Est. ¥11,599",
        "estimated": true,
        "low": 11599,
        "high": 11599,
        "midpoint": 11599,
        "buildAmount": 6000,
        "frameLow": 5599,
        "frameHigh": 5599
      },
      "image": {
        "id": "lightcarbon-speedz-primary-image",
        "platform_id": "lightcarbon-speedz",
        "variant_ids": [
          "lightcarbon-speedz-frameset",
          "lightcarbon-speedz-complete"
        ],
        "role": "primary",
        "subject_accuracy": "illustrative",
        "media_type": "project-placeholder",
        "hosting": {
          "mode": "local",
          "local_path": "/assets/images/placeholders/complete-bike.svg"
        },
        "source_id": "project-image-placeholders",
        "rights": {
          "status": "project-owned",
          "copyright_holder": "China Bike Research",
          "usage_note": "Original project placeholder; it is not a product photograph."
        },
        "credit": "China Bike Research project placeholder",
        "alt": "Project placeholder for LightCarbon SPEEDZ complete; not a product photograph",
        "display_note": "No rights-cleared exact product photo is included. Confirm the exact configuration from the seller and official source.",
        "reviewed_at": "2026-08-08",
        "display_accuracy": "illustrative"
      },
      "image_source": {
        "id": "project-image-placeholders",
        "type": "project-asset",
        "title": "Project-owned product image placeholders",
        "publisher": "China Bike Research",
        "url": null
      },
      "videos": [],
      "sources": [
        {
          "id": "taobao-snapshot-2026-08-08",
          "type": "anonymized-marketplace-snapshot",
          "title": "Anonymized Taobao search-card snapshot — 2026-08-08",
          "publisher": "China Bike Research",
          "language": "zh-CN",
          "accessed_at": "2026-08-08",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "low-to-medium",
            "price": "medium"
          },
          "notes": "42 screenshots and 160 listing observations were normalized into 133 model groups. Listed, coupon, subsidy, and first-order conditions are preserved in the research ledger. Screenshots, seller identities, and private data are not redistributed."
        },
        {
          "id": "project-image-placeholders",
          "type": "project-asset",
          "title": "Project-owned product image placeholders",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-07",
          "url": null,
          "reliability": {
            "identity": "high",
            "specification": "not-applicable",
            "price": "not-applicable"
          },
          "notes": "Original SVG line illustrations used only when no verified model photograph is available. They do not depict a specific product."
        }
      ]
    },
    {
      "id": "af01-frameset",
      "brand": {
        "id": "af-bicycles",
        "name": "AF Bicycles",
        "name_zh": "AF"
      },
      "platform": {
        "id": "af01",
        "brand_id": "af-bicycles",
        "name": "AF01",
        "name_zh": "AF01",
        "category": "gravel",
        "handlebar": "drop",
        "status": "current",
        "summary": "Well-specified 50C frame with T47, UDH, and a five-year warranty claim. Manufacturing provenance is less clear than the product specification.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal",
          "claimed_frame_weight_g": 980
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official nominal 50C maximum.",
          "published_max_mm": 50
        },
        "mounts": [
          "top-tube",
          "fender"
        ],
        "internal_storage": false,
        "china_availability": "direct-brand",
        "source_ids": [
          "af01-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "af01-frameset",
        "platform_id": "af01",
        "name": "AF01 frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Excellent specification and warranty claim at a fair price, with a provenance-confidence penalty rather than a product-quality penalty.",
          "best_for": [
            "modern custom builder"
          ],
          "strengths": [
            "50C, T47, UDH",
            "980 g claim",
            "Five-year warranty claim"
          ],
          "caveats": [
            "Molding factory ownership is not publicly clear"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 6200,
            "fair_buy_below": 7400,
            "not_compelling_above": 8200
          }
        },
        "source_ids": [
          "af01-official"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "af01-2026-08",
          "variant_id": "af01-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "af01-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 6070,
          "high_cny": 7420
        }
      ],
      "latest_price": {
        "id": "af01-2026-08",
        "variant_id": "af01-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "af01-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 6070,
        "high_cny": 7420
      },
      "display_price": {
        "label": "Est. ¥12,070–13,420",
        "estimated": true,
        "low": 12070,
        "high": 13420,
        "midpoint": 12745,
        "buildAmount": 6000,
        "frameLow": 6070,
        "frameHigh": 7420
      },
      "image": {
        "id": "af01-primary-image",
        "platform_id": "af01",
        "variant_ids": [
          "af01-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://afbicycles.com/cdn/shop/files/DSC7959_1_1.jpg?v=1781773388&width=3840"
        },
        "source_id": "af01-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "AF Bicycles",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © AF Bicycles",
        "alt": "AF01 carbon gravel frameset",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "af01-official",
        "type": "manufacturer-product-page",
        "title": "AF01 gravel frameset",
        "publisher": "AF Bicycles",
        "url": "https://afbicycles.com/products/af01-standard-carbon-gravel-frame"
      },
      "videos": [],
      "sources": [
        {
          "id": "af01-official",
          "type": "manufacturer-product-page",
          "title": "AF01 gravel frameset",
          "publisher": "AF Bicycles",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://afbicycles.com/products/af01-standard-carbon-gravel-frame",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "high"
          },
          "notes": "Official frame specification and price; molding-factory ownership remains unclear."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "elves-mori-aerox-frameset",
      "brand": {
        "id": "elves",
        "name": "Elves",
        "name_zh": "精灵"
      },
      "platform": {
        "id": "elves-mori-aerox",
        "brand_id": "elves",
        "name": "Mori AeroX",
        "name_zh": "Mori AeroX",
        "category": "gravel-race",
        "handlebar": "drop",
        "status": "current",
        "summary": "Aero-oriented mid-price frame that is more polished than the cheapest factory-direct options without reaching premium flagship pricing.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal",
          "claimed_fiber": "T800/T1000-claimed"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "retailer-claim",
          "eligibility": "pass",
          "note": "Retail specification; confirm against current factory documentation.",
          "published_max_mm": 45
        },
        "mounts": [
          "top-tube"
        ],
        "internal_storage": false,
        "china_availability": "mainland-and-direct",
        "source_ids": [
          "elves-mori-aerox-retailer",
          "compiled-research-2026-08-06"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "elves-mori-aerox-frameset",
        "platform_id": "elves-mori-aerox",
        "name": "Mori AeroX frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Best branded race-oriented step-up for riders wanting more support and polish than the cheapest direct frames.",
          "best_for": [
            "mid-price gravel racer"
          ],
          "strengths": [
            "Aero shape",
            "45C, T47, UDH",
            "Competitive brand price"
          ],
          "caveats": [
            "Clearance is lower than several cheaper modern frames"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 6800,
            "fair_buy_below": 7600,
            "not_compelling_above": 8500
          }
        },
        "source_ids": [
          "elves-mori-aerox-retailer",
          "compiled-research-2026-08-06"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "elves-aerox-2026-08",
          "variant_id": "elves-mori-aerox-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "elves-mori-aerox-retailer",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 6500,
          "high_cny": 7200
        }
      ],
      "latest_price": {
        "id": "elves-aerox-2026-08",
        "variant_id": "elves-mori-aerox-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "elves-mori-aerox-retailer",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 6500,
        "high_cny": 7200
      },
      "display_price": {
        "label": "Est. ¥12,500–13,200",
        "estimated": true,
        "low": 12500,
        "high": 13200,
        "midpoint": 12850,
        "buildAmount": 6000,
        "frameLow": 6500,
        "frameHigh": 7200
      },
      "image": {
        "id": "elves-mori-aerox-primary-image",
        "platform_id": "elves-mori-aerox",
        "variant_ids": [
          "elves-mori-aerox-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "retailer-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://underdogscycling.cc/cdn/shop/files/elves-mori-aerox-frameset-silver-iris-blue.jpg?v=1772136302&width=694"
        },
        "source_id": "elves-mori-aerox-retailer",
        "rights": {
          "status": "retailer-page-embed",
          "copyright_holder": "Elves",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Elves",
        "alt": "Elves Mori AeroX carbon gravel frameset in silver and blue",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "elves-mori-aerox-retailer",
        "type": "authorized-retailer-page",
        "title": "Elves Mori AeroX frameset",
        "publisher": "Underdogs Cycling",
        "url": "https://underdogscycling.cc/products/elves-mori-aerox"
      },
      "videos": [],
      "sources": [
        {
          "id": "elves-mori-aerox-retailer",
          "type": "authorized-retailer-page",
          "title": "Elves Mori AeroX frameset",
          "publisher": "Underdogs Cycling",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://underdogscycling.cc/products/elves-mori-aerox",
          "reliability": {
            "identity": "medium-high",
            "specification": "medium-high",
            "price": "medium"
          },
          "notes": "Retail listing used where a stable official model URL was not available."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "ican-graro-frameset",
      "brand": {
        "id": "ican",
        "name": "ICAN",
        "name_zh": "ICAN"
      },
      "platform": {
        "id": "ican-graro",
        "brand_id": "ican",
        "name": "Graro",
        "name_zh": "Graro",
        "category": "gravel-race",
        "handlebar": "drop",
        "status": "current",
        "summary": "Lighter premium ICAN frame with UCI listing and a more polished race-oriented package.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal",
          "claimed_frame_weight_g": 1085,
          "claimed_fiber": "T700/T800/T1000-claimed"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official nominal 45C maximum.",
          "published_max_mm": 45
        },
        "mounts": [
          "top-tube"
        ],
        "internal_storage": false,
        "china_availability": "direct-factory",
        "source_ids": [
          "ican-graro-official",
          "ican-company-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "ican-graro-frameset",
        "platform_id": "ican-graro",
        "name": "Graro frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Premium direct frame with UCI listing and better finish/weight, but no longer a budget alternative.",
          "best_for": [
            "premium direct-frame buyer",
            "gravel racer"
          ],
          "strengths": [
            "UCI listing",
            "45C, T47, UDH",
            "Established direct brand"
          ],
          "caveats": [
            "Substantially more expensive than GRA04"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 6500,
            "fair_buy_below": 7500,
            "not_compelling_above": 8500
          }
        },
        "source_ids": [
          "ican-graro-official",
          "ican-company-official"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "ican-graro-2026-08",
          "variant_id": "ican-graro-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "ican-graro-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 6300,
          "high_cny": 7500
        }
      ],
      "latest_price": {
        "id": "ican-graro-2026-08",
        "variant_id": "ican-graro-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "ican-graro-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 6300,
        "high_cny": 7500
      },
      "display_price": {
        "label": "Est. ¥12,300–13,500",
        "estimated": true,
        "low": 12300,
        "high": 13500,
        "midpoint": 12900,
        "buildAmount": 6000,
        "frameLow": 6300,
        "frameHigh": 7500
      },
      "image": {
        "id": "ican-graro-primary-image",
        "platform_id": "ican-graro",
        "variant_ids": [
          "ican-graro-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://icancycling.com/cdn/shop/files/ICAN_Graro_gravel_bike_frame.jpg?v=1775792859"
        },
        "source_id": "ican-graro-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "ICAN",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © ICAN",
        "alt": "ICAN Graro carbon gravel frameset",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "ican-graro-official",
        "type": "manufacturer-product-page",
        "title": "ICAN Graro",
        "publisher": "ICAN",
        "url": "https://icancycling.com/products/gravel-bike-frame-graro"
      },
      "videos": [],
      "sources": [
        {
          "id": "ican-graro-official",
          "type": "manufacturer-product-page",
          "title": "ICAN Graro",
          "publisher": "ICAN",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://icancycling.com/products/gravel-bike-frame-graro",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "medium"
          },
          "notes": "Official premium frame details and pricing reference."
        },
        {
          "id": "ican-company-official",
          "type": "manufacturer-company-page",
          "title": "ICAN manufacturing profile",
          "publisher": "ICAN",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.icanbikes.com/",
          "reliability": {
            "identity": "high",
            "specification": "medium",
            "price": "none"
          },
          "notes": "Company-reported factory and production capability."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "elves-falath-r7170",
      "brand": {
        "id": "elves",
        "name": "Elves",
        "name_zh": "精灵"
      },
      "platform": {
        "id": "elves-falath-r7170",
        "brand_id": "elves",
        "name": "Falath R7170 build",
        "name_zh": "Falath R7170",
        "category": "road-aero",
        "handlebar": "drop",
        "status": "snapshot-published",
        "summary": "The anonymized 2026-08-08 snapshot identifies Elves Falath R7170 build as an exact visible model/configuration. It provides a dated China-market price lead; verify the final SKU, BOM, and warranty route before purchase.",
        "frame": {
          "material": "carbon",
          "fork_material": "unknown",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "unknown",
          "cable_routing": "unknown"
        },
        "category_details": {
          "discipline": "aero road",
          "geometry": "unknown",
          "evidence": "snapshot-classification",
          "note": "Seller title says 精灵法拉斯717."
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-marketplace-observed",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "last_reviewed": "2026-08-08"
      },
      "variant": {
        "id": "elves-falath-r7170",
        "platform_id": "elves-falath-r7170",
        "name": "Falath R7170 build",
        "kind": "complete-bike",
        "market": "mainland-china-marketplace",
        "editorial": {
          "verdict": "Dated China-market aero road lead for the exact visible Falath R7170 build configuration; use it as a comparison benchmark while confirming the final SKU and BOM.",
          "best_for": [
            "aero road"
          ],
          "strengths": [
            "Exact model/configuration is visible in the 2026-08-08 snapshot",
            "Dated mainland-China price observation"
          ],
          "caveats": [
            "Search-card pricing may be coupon, listed, subsidy, or otherwise conditional",
            "Confirm exact size, components, compatibility, returns, and domestic warranty before paying"
          ]
        },
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "drivetrain": {
          "brand": "Shimano",
          "model": "105 Di2 R7170",
          "speeds": "2x12",
          "shifting": "electronic",
          "layout": "double"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        }
      },
      "prices": [
        {
          "id": "elves-falath-r7170-price-2026-08-08",
          "variant_id": "elves-falath-r7170",
          "observed_at": "2026-08-08",
          "price_type": "observed-search-card",
          "currency": "CNY",
          "channel": "taobao-mainland",
          "status": "promotion-conditional",
          "price_basis": "coupon",
          "conditions": "Anonymized Taobao search-card observation displayed as coupon; promotion, size/color, shipping, and final checkout conditions may differ. Seller title says 精灵法拉斯717.",
          "source_ids": [
            "taobao-snapshot-2026-08-08"
          ],
          "amount_cny": 13498.25
        }
      ],
      "latest_price": {
        "id": "elves-falath-r7170-price-2026-08-08",
        "variant_id": "elves-falath-r7170",
        "observed_at": "2026-08-08",
        "price_type": "observed-search-card",
        "currency": "CNY",
        "channel": "taobao-mainland",
        "status": "promotion-conditional",
        "price_basis": "coupon",
        "conditions": "Anonymized Taobao search-card observation displayed as coupon; promotion, size/color, shipping, and final checkout conditions may differ. Seller title says 精灵法拉斯717.",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "amount_cny": 13498.25
      },
      "display_price": {
        "label": "¥13,498",
        "estimated": false,
        "low": 13498.25,
        "high": 13498.25,
        "midpoint": 13498,
        "buildAmount": 0,
        "frameLow": 13498.25,
        "frameHigh": 13498.25
      },
      "image": {
        "id": "elves-falath-r7170-primary-image",
        "platform_id": "elves-falath-r7170",
        "variant_ids": [
          "elves-falath-r7170"
        ],
        "role": "primary",
        "subject_accuracy": "illustrative",
        "media_type": "project-placeholder",
        "hosting": {
          "mode": "local",
          "local_path": "/assets/images/placeholders/complete-bike.svg"
        },
        "source_id": "project-image-placeholders",
        "rights": {
          "status": "project-owned",
          "copyright_holder": "China Bike Research",
          "usage_note": "Original project placeholder; it is not a product photograph."
        },
        "credit": "China Bike Research project placeholder",
        "alt": "Project placeholder for Elves Falath R7170 build; not a product photograph",
        "display_note": "No rights-cleared exact product photo is included. Confirm the exact configuration from the seller and official source.",
        "reviewed_at": "2026-08-08",
        "display_accuracy": "illustrative"
      },
      "image_source": {
        "id": "project-image-placeholders",
        "type": "project-asset",
        "title": "Project-owned product image placeholders",
        "publisher": "China Bike Research",
        "url": null
      },
      "videos": [],
      "sources": [
        {
          "id": "taobao-snapshot-2026-08-08",
          "type": "anonymized-marketplace-snapshot",
          "title": "Anonymized Taobao search-card snapshot — 2026-08-08",
          "publisher": "China Bike Research",
          "language": "zh-CN",
          "accessed_at": "2026-08-08",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "low-to-medium",
            "price": "medium"
          },
          "notes": "42 screenshots and 160 listing observations were normalized into 133 model groups. Listed, coupon, subsidy, and first-order conditions are preserved in the research ledger. Screenshots, seller identities, and private data are not redistributed."
        },
        {
          "id": "project-image-placeholders",
          "type": "project-asset",
          "title": "Project-owned product image placeholders",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-07",
          "url": null,
          "reliability": {
            "identity": "high",
            "specification": "not-applicable",
            "price": "not-applicable"
          },
          "notes": "Original SVG line illustrations used only when no verified model photograph is available. They do not depict a specific product."
        }
      ]
    },
    {
      "id": "twitter-t3-tt",
      "brand": {
        "id": "twitter",
        "name": "Twitter",
        "name_zh": "推特"
      },
      "platform": {
        "id": "twitter-t3-tt",
        "brand_id": "twitter",
        "name": "T3 TT",
        "name_zh": "T3 TT",
        "category": "triathlon",
        "handlebar": "drop",
        "status": "snapshot-published",
        "summary": "The anonymized 2026-08-08 snapshot identifies Twitter T3 TT as an exact visible model/configuration. It provides a dated China-market price lead; verify the final SKU, BOM, and warranty route before purchase.",
        "frame": {
          "material": "carbon",
          "fork_material": "unknown",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "unknown",
          "cable_routing": "unknown"
        },
        "category_details": {
          "discipline": "triathlon/time-trial",
          "aero_bars": "unknown",
          "storage": "unknown",
          "evidence": "snapshot-classification",
          "note": "WheelTop EVO 24-speed electronic/hydraulic build."
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-marketplace-observed",
        "source_ids": [
          "taobao-snapshot-2026-08-08",
          "twitter-bikes-gravel-catalog-2026-08-08"
        ],
        "last_reviewed": "2026-08-08"
      },
      "variant": {
        "id": "twitter-t3-tt",
        "platform_id": "twitter-t3-tt",
        "name": "T3 TT",
        "kind": "complete-bike",
        "market": "mainland-china-marketplace",
        "editorial": {
          "verdict": "Dated China-market triathlon / time trial lead for the exact visible T3 TT configuration; use it as a comparison benchmark while confirming the final SKU and BOM.",
          "best_for": [
            "triathlon / time trial"
          ],
          "strengths": [
            "Exact model/configuration is visible in the 2026-08-08 snapshot",
            "Dated mainland-China price observation"
          ],
          "caveats": [
            "Search-card pricing may be coupon, listed, subsidy, or otherwise conditional",
            "Confirm exact size, components, compatibility, returns, and domestic warranty before paying"
          ]
        },
        "source_ids": [
          "taobao-snapshot-2026-08-08",
          "twitter-bikes-gravel-catalog-2026-08-08"
        ],
        "drivetrain": {
          "brand": "WheelTop",
          "model": "EVO",
          "speeds": "2x12",
          "shifting": "electronic",
          "layout": "double"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        }
      },
      "prices": [
        {
          "id": "twitter-t3-tt-price-2026-08-08",
          "variant_id": "twitter-t3-tt",
          "observed_at": "2026-08-08",
          "price_type": "observed-search-card",
          "currency": "CNY",
          "channel": "taobao-mainland",
          "status": "promotion-conditional",
          "price_basis": "coupon",
          "conditions": "Anonymized Taobao search-card observation displayed as coupon; promotion, size/color, shipping, and final checkout conditions may differ. WheelTop EVO 24-speed electronic/hydraulic build.",
          "source_ids": [
            "taobao-snapshot-2026-08-08"
          ],
          "amount_cny": 15279
        }
      ],
      "latest_price": {
        "id": "twitter-t3-tt-price-2026-08-08",
        "variant_id": "twitter-t3-tt",
        "observed_at": "2026-08-08",
        "price_type": "observed-search-card",
        "currency": "CNY",
        "channel": "taobao-mainland",
        "status": "promotion-conditional",
        "price_basis": "coupon",
        "conditions": "Anonymized Taobao search-card observation displayed as coupon; promotion, size/color, shipping, and final checkout conditions may differ. WheelTop EVO 24-speed electronic/hydraulic build.",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "amount_cny": 15279
      },
      "display_price": {
        "label": "¥15,279",
        "estimated": false,
        "low": 15279,
        "high": 15279,
        "midpoint": 15279,
        "buildAmount": 0,
        "frameLow": 15279,
        "frameHigh": 15279
      },
      "image": {
        "id": "twitter-t3-tt-primary-image",
        "platform_id": "twitter-t3-tt",
        "variant_ids": [
          "twitter-t3-tt"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.twittercycles.com/uploads/images/%E9%BB%91%E7%BA%A2_1767937369.webp"
        },
        "source_id": "twitter-t3-tt-official-2026-08-08",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "Twitter Bikes",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Twitter Bikes",
        "alt": "Black and red Twitter T3 TT bike with WheelTop EVO electronic shifting",
        "reviewed_at": "2026-08-08",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "twitter-t3-tt-official-2026-08-08",
        "type": "manufacturer-product-page",
        "title": "Twitter T3 TT WheelTop EVO 24-speed",
        "publisher": "Twitter Bikes",
        "url": "https://www.twittercycles.com/products/T3%20(%20TT%20)%20WheelTop%20EVO%20-%2024S,hydr,carbon%20wheel(Wireless).html"
      },
      "videos": [],
      "sources": [
        {
          "id": "taobao-snapshot-2026-08-08",
          "type": "anonymized-marketplace-snapshot",
          "title": "Anonymized Taobao search-card snapshot — 2026-08-08",
          "publisher": "China Bike Research",
          "language": "zh-CN",
          "accessed_at": "2026-08-08",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "low-to-medium",
            "price": "medium"
          },
          "notes": "42 screenshots and 160 listing observations were normalized into 133 model groups. Listed, coupon, subsidy, and first-order conditions are preserved in the research ledger. Screenshots, seller identities, and private data are not redistributed."
        },
        {
          "id": "twitter-bikes-gravel-catalog-2026-08-08",
          "type": "manufacturer-category-page",
          "title": "Twitter gravel product catalog",
          "publisher": "Twitter Bikes",
          "language": "en",
          "accessed_at": "2026-08-08",
          "url": "https://www.twittercycles.com/products/gravel-bike/",
          "reliability": {
            "identity": "medium-high",
            "specification": "medium",
            "price": "low"
          },
          "notes": "Brand/catalog corroboration for Twitter gravel naming; it does not prove the exact Taobao trim or price."
        },
        {
          "id": "twitter-t3-tt-official-2026-08-08",
          "type": "manufacturer-product-page",
          "title": "Twitter T3 TT WheelTop EVO 24-speed",
          "publisher": "Twitter Bikes",
          "language": "en",
          "accessed_at": "2026-08-08",
          "url": "https://www.twittercycles.com/products/T3%20(%20TT%20)%20WheelTop%20EVO%20-%2024S,hydr,carbon%20wheel(Wireless).html",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "low"
          },
          "notes": "Official exact-model and drivetrain reference for the T3 TT WheelTop EVO 24-speed build."
        }
      ]
    },
    {
      "id": "yoeleo-altera-g21-frameset",
      "brand": {
        "id": "yoeleo",
        "name": "Yoeleo",
        "name_zh": "野鹿"
      },
      "platform": {
        "id": "yoeleo-altera-g21",
        "brand_id": "yoeleo",
        "name": "Altera G21",
        "name_zh": "Altera G21",
        "category": "gravel",
        "handlebar": "drop",
        "status": "current",
        "summary": "Broad-capability premium package with 53 mm 1× clearance, T47, UDH, storage, cockpit, and flexible seatpost.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal",
          "claimed_frame_weight_g": 980
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official 1× maximum; verify 2× clearance separately.",
          "published_max_mm": 53
        },
        "mounts": [
          "top-tube",
          "fender"
        ],
        "internal_storage": true,
        "china_availability": "direct-brand",
        "source_ids": [
          "yoeleo-altera-g21-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "yoeleo-altera-g21-frameset",
        "platform_id": "yoeleo-altera-g21",
        "name": "Altera G21 frameset package",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Best broad-capability premium package: wide clearance, storage, modern standards, and included cockpit/post reduce the effective price gap.",
          "best_for": [
            "premium versatile builder",
            "bikepacker",
            "gravel racer"
          ],
          "strengths": [
            "53C 1× clearance",
            "T47, UDH, storage",
            "Cockpit and flexible post package"
          ],
          "caveats": [
            "International/direct pricing is well above budget frames"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 9500,
            "fair_buy_below": 10500,
            "not_compelling_above": 11500
          }
        },
        "source_ids": [
          "yoeleo-altera-g21-official"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "yoeleo-altera-2026-08",
          "variant_id": "yoeleo-altera-g21-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "yoeleo-altera-g21-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 9300,
          "high_cny": 10200
        }
      ],
      "latest_price": {
        "id": "yoeleo-altera-2026-08",
        "variant_id": "yoeleo-altera-g21-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "yoeleo-altera-g21-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 9300,
        "high_cny": 10200
      },
      "display_price": {
        "label": "Est. ¥15,300–16,200",
        "estimated": true,
        "low": 15300,
        "high": 16200,
        "midpoint": 15750,
        "buildAmount": 6000,
        "frameLow": 9300,
        "frameHigh": 10200
      },
      "image": {
        "id": "yoeleo-altera-g21-primary-image",
        "platform_id": "yoeleo-altera-g21",
        "variant_ids": [
          "yoeleo-altera-g21-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://cdn.shopify.com/s/files/1/0094/1142/8410/files/yoeleo-altera-g21-black-atisan-frame.webp?v=1773386351"
        },
        "source_id": "yoeleo-altera-g21-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "Yoeleo",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Yoeleo",
        "alt": "Yoeleo Altera G21 carbon gravel frameset in black",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "yoeleo-altera-g21-official",
        "type": "manufacturer-product-page",
        "title": "Yoeleo Altera G21",
        "publisher": "Yoeleo",
        "url": "https://www.yoeleobike.com/blogs/frames/altera-g21-color-guide"
      },
      "videos": [
        {
          "id": "china-cycling-yoeleo-altera-g21",
          "provider": "youtube",
          "youtube_video_id": "jmdVakRJPQ8",
          "title": "$1278 for a frame THIS GOOD! The Yoeleo G21 Altera",
          "channel_name": "China Cycling",
          "channel_url": "https://www.youtube.com/channel/UCSun-GPfsD03Nz9UT8HMQPw",
          "url": "https://www.youtube.com/watch?v=jmdVakRJPQ8",
          "language": "en",
          "accessed_at": "2026-08-09",
          "target": {
            "platform_id": "yoeleo-altera-g21"
          },
          "match": "exact-platform",
          "format": "build-and-ride",
          "relationship": "retailer-linked",
          "disclosure": "China Cycling's founder also leads Panda Podium, a retailer of Chinese cycling products.",
          "disclosure_url": "https://www.pandapodium.cc/about-us/",
          "summary": "Detailed platform walkaround, complete build, and ride context for the Altera G21; the shown components may differ from this site's estimated build."
        }
      ],
      "sources": [
        {
          "id": "yoeleo-altera-g21-official",
          "type": "manufacturer-product-page",
          "title": "Yoeleo Altera G21",
          "publisher": "Yoeleo",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.yoeleobike.com/blogs/frames/altera-g21-color-guide",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "medium-high"
          },
          "notes": "Official current-generation frame details and package pricing."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "winspace-g3-frameset",
      "brand": {
        "id": "winspace",
        "name": "Winspace",
        "name_zh": "赢飞仕"
      },
      "platform": {
        "id": "winspace-g3",
        "brand_id": "winspace",
        "name": "G3",
        "name_zh": "G3",
        "category": "gravel-race",
        "handlebar": "drop",
        "status": "current",
        "summary": "Strong premium race/value frame with 50C clearance and an established performance-brand proposition.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal",
          "claimed_frame_weight_g": 950
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official nominal 50C maximum.",
          "published_max_mm": 50
        },
        "mounts": [
          "top-tube"
        ],
        "internal_storage": false,
        "china_availability": "mainland-and-direct",
        "source_ids": [
          "winspace-g3-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "winspace-g3-frameset",
        "platform_id": "winspace-g3",
        "name": "G3 frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Best premium race/value frame in the shortlist for buyers who want a proven performance brand without flagship pricing.",
          "best_for": [
            "gravel racer",
            "premium buyer"
          ],
          "strengths": [
            "950 g claim",
            "50C, T47, UDH",
            "Strong brand proposition"
          ],
          "caveats": [
            "Much more expensive than direct factory frames"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 10000,
            "fair_buy_below": 11000,
            "not_compelling_above": 12500
          }
        },
        "source_ids": [
          "winspace-g3-official"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "winspace-g3-2026-08",
          "variant_id": "winspace-g3-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "winspace-g3-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 10200,
          "high_cny": 10800
        }
      ],
      "latest_price": {
        "id": "winspace-g3-2026-08",
        "variant_id": "winspace-g3-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "winspace-g3-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 10200,
        "high_cny": 10800
      },
      "display_price": {
        "label": "Est. ¥16,200–16,800",
        "estimated": true,
        "low": 16200,
        "high": 16800,
        "midpoint": 16500,
        "buildAmount": 6000,
        "frameLow": 10200,
        "frameHigh": 10800
      },
      "image": {
        "id": "winspace-g3-primary-image",
        "platform_id": "winspace-g3",
        "variant_ids": [
          "winspace-g3-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.winspace.cc/cdn/shop/files/1_048e29a6-a464-4273-ab46-1816bb4e947e.jpg?v=1753683304&width=1080"
        },
        "source_id": "winspace-g3-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "Winspace",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Winspace",
        "alt": "Winspace G3 carbon gravel frameset",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "winspace-g3-official",
        "type": "manufacturer-product-page",
        "title": "Winspace G3",
        "publisher": "Winspace",
        "url": "https://www.winspace.cc/products/g3-gravel"
      },
      "videos": [],
      "sources": [
        {
          "id": "winspace-g3-official",
          "type": "manufacturer-product-page",
          "title": "Winspace G3",
          "publisher": "Winspace",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.winspace.cc/products/g3-gravel",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "high"
          },
          "notes": "Official frame specification and international price."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "bianchi-oltre-race",
      "brand": {
        "id": "bianchi",
        "name": "BIANCHI",
        "name_zh": "比安奇"
      },
      "platform": {
        "id": "bianchi-oltre-race",
        "brand_id": "bianchi",
        "name": "Oltre Race",
        "name_zh": "Oltre Race",
        "category": "road-aero",
        "handlebar": "drop",
        "status": "snapshot-published",
        "summary": "The anonymized 2026-08-08 snapshot identifies BIANCHI Oltre Race as an exact visible model/configuration. It provides a dated China-market price lead; verify the final SKU, BOM, and warranty route before purchase.",
        "frame": {
          "material": "carbon",
          "fork_material": "unknown",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "unknown",
          "cable_routing": "unknown"
        },
        "category_details": {
          "discipline": "aero road",
          "geometry": "unknown",
          "evidence": "snapshot-classification",
          "note": "105 mechanical and a claimed 8.64 kg are shown."
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-marketplace-observed",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "last_reviewed": "2026-08-08"
      },
      "variant": {
        "id": "bianchi-oltre-race",
        "platform_id": "bianchi-oltre-race",
        "name": "Oltre Race",
        "kind": "complete-bike",
        "market": "mainland-china-marketplace",
        "editorial": {
          "verdict": "Dated China-market aero road lead for the exact visible Oltre Race configuration; use it as a comparison benchmark while confirming the final SKU and BOM.",
          "best_for": [
            "aero road"
          ],
          "strengths": [
            "Exact model/configuration is visible in the 2026-08-08 snapshot",
            "Dated mainland-China price observation"
          ],
          "caveats": [
            "Search-card pricing may be coupon, listed, subsidy, or otherwise conditional",
            "Confirm exact size, components, compatibility, returns, and domestic warranty before paying"
          ]
        },
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "drivetrain": {
          "brand": "Shimano",
          "model": "105",
          "speeds": "2x12",
          "shifting": "mechanical",
          "layout": "double"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        },
        "claimed_complete_weight_g": 8640
      },
      "prices": [
        {
          "id": "bianchi-oltre-race-price-2026-08-08",
          "variant_id": "bianchi-oltre-race",
          "observed_at": "2026-08-08",
          "price_type": "observed-search-card",
          "currency": "CNY",
          "channel": "taobao-mainland",
          "status": "promotion-conditional",
          "price_basis": "coupon",
          "conditions": "Anonymized Taobao search-card observation displayed as coupon; promotion, size/color, shipping, and final checkout conditions may differ. 105 mechanical and a claimed 8.64 kg are shown.",
          "source_ids": [
            "taobao-snapshot-2026-08-08"
          ],
          "amount_cny": 16999
        }
      ],
      "latest_price": {
        "id": "bianchi-oltre-race-price-2026-08-08",
        "variant_id": "bianchi-oltre-race",
        "observed_at": "2026-08-08",
        "price_type": "observed-search-card",
        "currency": "CNY",
        "channel": "taobao-mainland",
        "status": "promotion-conditional",
        "price_basis": "coupon",
        "conditions": "Anonymized Taobao search-card observation displayed as coupon; promotion, size/color, shipping, and final checkout conditions may differ. 105 mechanical and a claimed 8.64 kg are shown.",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "amount_cny": 16999
      },
      "display_price": {
        "label": "¥16,999",
        "estimated": false,
        "low": 16999,
        "high": 16999,
        "midpoint": 16999,
        "buildAmount": 0,
        "frameLow": 16999,
        "frameHigh": 16999
      },
      "image": {
        "id": "bianchi-oltre-race-primary-image",
        "platform_id": "bianchi-oltre-race",
        "variant_ids": [
          "bianchi-oltre-race"
        ],
        "role": "primary",
        "subject_accuracy": "same-model-different-market-build",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.bianchi.com/wp-content/uploads/2026/07/OltreRace-RT_Ph-scaled.jpg"
        },
        "source_id": "bianchi-oltre-race-official-2026-08-08",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "Bianchi",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Bianchi",
        "alt": "Bianchi Oltre Race 2 aero road bike shown from the drive side",
        "display_note": "Official Oltre Race platform reference. The pictured Oltre Race 2 uses a different component build from the China-market mechanical-105 observation.",
        "reviewed_at": "2026-08-08",
        "display_accuracy": "same-model-different-market-build"
      },
      "image_source": {
        "id": "bianchi-oltre-race-official-2026-08-08",
        "type": "manufacturer-product-page",
        "title": "Bianchi Oltre Race 2",
        "publisher": "Bianchi",
        "url": "https://www.bianchi.com/shop/bikes/road/aero/oltre/oltre-race-2/"
      },
      "videos": [],
      "sources": [
        {
          "id": "taobao-snapshot-2026-08-08",
          "type": "anonymized-marketplace-snapshot",
          "title": "Anonymized Taobao search-card snapshot — 2026-08-08",
          "publisher": "China Bike Research",
          "language": "zh-CN",
          "accessed_at": "2026-08-08",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "low-to-medium",
            "price": "medium"
          },
          "notes": "42 screenshots and 160 listing observations were normalized into 133 model groups. Listed, coupon, subsidy, and first-order conditions are preserved in the research ledger. Screenshots, seller identities, and private data are not redistributed."
        },
        {
          "id": "bianchi-oltre-race-official-2026-08-08",
          "type": "manufacturer-product-page",
          "title": "Bianchi Oltre Race 2",
          "publisher": "Bianchi",
          "language": "en",
          "accessed_at": "2026-08-08",
          "url": "https://www.bianchi.com/shop/bikes/road/aero/oltre/oltre-race-2/",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "low"
          },
          "notes": "Official Oltre Race platform reference. The pictured Oltre Race 2 is a different component build from the China-market mechanical-105 observation."
        }
      ]
    },
    {
      "id": "tavelo-grow-frameset",
      "brand": {
        "id": "tavelo",
        "name": "Tavelo",
        "name_zh": "踏为乐"
      },
      "platform": {
        "id": "tavelo-grow",
        "brand_id": "tavelo",
        "name": "Grow",
        "name_zh": "Grow",
        "category": "gravel-race",
        "handlebar": "drop",
        "status": "current",
        "summary": "Modern aero gravel design with BSA, UDH, storage, and asymmetric 55/50 mm clearance.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "BSA",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal",
          "claimed_fiber": "T800-claimed"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Front 55 mm and rear 50 mm published maxima.",
          "published_front_max_mm": 55,
          "published_rear_max_mm": 50
        },
        "mounts": [
          "top-tube"
        ],
        "internal_storage": true,
        "china_availability": "mainland-and-direct",
        "source_ids": [
          "tavelo-official",
          "compiled-research-2026-08-06"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "tavelo-grow-frameset",
        "platform_id": "tavelo-grow",
        "name": "Grow frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Modern aero/wide-clearance premium frame with a strong feature mix, but factory provenance and package details deserve verification.",
          "best_for": [
            "premium gravel racer"
          ],
          "strengths": [
            "55/50 mm clearance",
            "BSA, UDH, storage",
            "Aero design"
          ],
          "caveats": [
            "Manufacturing provenance less transparent than Winspace"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 11000,
            "fair_buy_below": 12000,
            "not_compelling_above": 13500
          }
        },
        "source_ids": [
          "tavelo-official",
          "compiled-research-2026-08-06"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "tavelo-grow-2026-08",
          "variant_id": "tavelo-grow-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "tavelo-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 10800,
          "high_cny": 11500
        }
      ],
      "latest_price": {
        "id": "tavelo-grow-2026-08",
        "variant_id": "tavelo-grow-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "tavelo-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 10800,
        "high_cny": 11500
      },
      "display_price": {
        "label": "Est. ¥16,800–17,500",
        "estimated": true,
        "low": 16800,
        "high": 17500,
        "midpoint": 17150,
        "buildAmount": 6000,
        "frameLow": 10800,
        "frameHigh": 11500
      },
      "image": {
        "id": "tavelo-grow-primary-image",
        "platform_id": "tavelo-grow",
        "variant_ids": [
          "tavelo-grow-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://ueeshop.ly200-cdn.com/u_file/UPBB/UPBB237/2603/31/products/zi1-175729c3d6.png?x-oss-process=image%2Fformat%2Cwebp%2Fquality%2Cq_100%2Fresize%2Cm_lfit%2Ch_1000%2Cw_1000"
        },
        "source_id": "tavelo-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "Tavelo",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Tavelo",
        "alt": "Tavelo Grow carbon gravel frameset",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "tavelo-official",
        "type": "manufacturer-homepage",
        "title": "Tavelo gravel frame information",
        "publisher": "Tavelo",
        "url": "https://tavelo.cc/"
      },
      "videos": [
        {
          "id": "nero-tavelo-grow-review",
          "provider": "youtube",
          "youtube_video_id": "kt0wt9LrvKg",
          "title": "40mm Road Race Tyres & Tavelo Grow Review | NERO Show",
          "channel_name": "NERO Cycling",
          "channel_url": "https://www.youtube.com/channel/UCUwuL3MKanz9dX1GPAMZqJw",
          "url": "https://www.youtube.com/watch?v=kt0wt9LrvKg",
          "language": "en",
          "published_at": "2026-06-18",
          "accessed_at": "2026-08-09",
          "target": {
            "platform_id": "tavelo-grow"
          },
          "match": "exact-platform",
          "format": "hands-on-review",
          "relationship": "product-supplied",
          "disclosure": "The episode says the frame and wheels were supplied free and states that the reviewers have no affiliation.",
          "disclosure_url": "https://shows.acast.com/the-nero-show-1/episodes/40mm-road-race-tyres-tavelo-grow-review-nero-show",
          "summary": "Extended on-road and gravel test discussion of the Grow platform, including fit and use-case context; the review build is not this site's estimated build."
        }
      ],
      "sources": [
        {
          "id": "tavelo-official",
          "type": "manufacturer-homepage",
          "title": "Tavelo gravel frame information",
          "publisher": "Tavelo",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://tavelo.cc/",
          "reliability": {
            "identity": "medium-high",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Official brand source; verify the exact Grow package and geometry before purchase."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "incolor-voyager-frameset",
      "brand": {
        "id": "incolor",
        "name": "Incolor",
        "name_zh": "银贝斯"
      },
      "platform": {
        "id": "incolor-voyager",
        "brand_id": "incolor",
        "name": "Voyager",
        "name_zh": "Voyager",
        "category": "gravel-race",
        "handlebar": "drop",
        "status": "current",
        "summary": "Light premium frame with 45C clearance and UDH, but weak value against wider and cheaper alternatives.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal",
          "claimed_frame_weight_g": 850
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "retailer-claim",
          "eligibility": "pass",
          "note": "Retailer claim; verify with current manufacturer documentation.",
          "published_max_mm": 45
        },
        "mounts": [
          "top-tube"
        ],
        "internal_storage": false,
        "china_availability": "mainland-and-direct",
        "source_ids": [
          "incolor-voyager-retailer"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "incolor-voyager-frameset",
        "platform_id": "incolor-voyager",
        "name": "Voyager frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Technically attractive and light, but weak relative value compared with G3, Altera, Grow, and wider-clearance alternatives.",
          "best_for": [
            "weight-focused premium buyer"
          ],
          "strengths": [
            "850 g claim",
            "UDH",
            "45C"
          ],
          "caveats": [
            "Factory provenance and value proposition are weak"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 12000,
            "fair_buy_below": 13500,
            "not_compelling_above": 15000
          }
        },
        "source_ids": [
          "incolor-voyager-retailer"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "incolor-voyager-2026-08",
          "variant_id": "incolor-voyager-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "incolor-voyager-retailer",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 13200,
          "high_cny": 13800
        }
      ],
      "latest_price": {
        "id": "incolor-voyager-2026-08",
        "variant_id": "incolor-voyager-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "incolor-voyager-retailer",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 13200,
        "high_cny": 13800
      },
      "display_price": {
        "label": "Est. ¥19,200–19,800",
        "estimated": true,
        "low": 19200,
        "high": 19800,
        "midpoint": 19500,
        "buildAmount": 6000,
        "frameLow": 13200,
        "frameHigh": 13800
      },
      "image": {
        "id": "incolor-voyager-primary-image",
        "platform_id": "incolor-voyager",
        "variant_ids": [
          "incolor-voyager-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "retailer-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.pandapodium.cc/wp-content/uploads/2025/10/1-2-600x600.jpg"
        },
        "source_id": "incolor-voyager-retailer",
        "rights": {
          "status": "retailer-page-embed",
          "copyright_holder": "Incolor",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Incolor",
        "alt": "Incolor Voyager carbon gravel frameset",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "incolor-voyager-retailer",
        "type": "retailer-product-page",
        "title": "Incolor Voyager frameset",
        "publisher": "Panda Podium",
        "url": "https://www.pandapodium.cc/product/incolor-voyager/"
      },
      "videos": [],
      "sources": [
        {
          "id": "incolor-voyager-retailer",
          "type": "retailer-product-page",
          "title": "Incolor Voyager frameset",
          "publisher": "Panda Podium",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.pandapodium.cc/product/incolor-voyager/",
          "reliability": {
            "identity": "medium-high",
            "specification": "medium-high",
            "price": "high"
          },
          "notes": "Retailer listing; factory ownership and some claims should be treated separately."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "scott-addict-rc-40",
      "brand": {
        "id": "scott",
        "name": "SCOTT",
        "name_zh": null
      },
      "platform": {
        "id": "scott-addict-rc-40",
        "brand_id": "scott",
        "name": "Addict RC 40",
        "name_zh": "Addict RC 40",
        "category": "road",
        "handlebar": "drop",
        "status": "snapshot-published",
        "summary": "The anonymized 2026-08-08 snapshot identifies SCOTT Addict RC 40 as an exact visible model/configuration. It provides a dated China-market price lead; verify the final SKU, BOM, and warranty route before purchase.",
        "frame": {
          "material": "carbon",
          "fork_material": "unknown",
          "bottom_bracket": "unknown",
          "derailleur_hanger": "unknown",
          "cable_routing": "unknown"
        },
        "category_details": {
          "discipline": "road",
          "geometry": "unknown",
          "evidence": "snapshot-classification",
          "note": "Official flagship-looking listing; Shimano 105 Di2 shown."
        },
        "mounts": [],
        "internal_storage": false,
        "china_availability": "mainland-marketplace-observed",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "last_reviewed": "2026-08-08"
      },
      "variant": {
        "id": "scott-addict-rc-40",
        "platform_id": "scott-addict-rc-40",
        "name": "Addict RC 40",
        "kind": "complete-bike",
        "market": "mainland-china-marketplace",
        "editorial": {
          "verdict": "Dated China-market road lead for the exact visible Addict RC 40 configuration; use it as a comparison benchmark while confirming the final SKU and BOM.",
          "best_for": [
            "road"
          ],
          "strengths": [
            "Exact model/configuration is visible in the 2026-08-08 snapshot",
            "Dated mainland-China price observation"
          ],
          "caveats": [
            "Search-card pricing may be coupon, listed, subsidy, or otherwise conditional",
            "Confirm exact size, components, compatibility, returns, and domestic warranty before paying"
          ]
        },
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "drivetrain": {
          "brand": "Shimano",
          "model": "105 Di2",
          "speeds": "2x12",
          "shifting": "electronic",
          "layout": "double"
        },
        "brakes": {
          "actuation": "hydraulic",
          "type": "disc"
        }
      },
      "prices": [
        {
          "id": "scott-addict-rc-40-price-2026-08-08",
          "variant_id": "scott-addict-rc-40",
          "observed_at": "2026-08-08",
          "price_type": "observed-search-card",
          "currency": "CNY",
          "channel": "taobao-mainland",
          "status": "promotion-conditional",
          "price_basis": "listed",
          "conditions": "Anonymized Taobao search-card observation displayed as listed; promotion, size/color, shipping, and final checkout conditions may differ. Official flagship-looking listing; Shimano 105 Di2 shown.",
          "source_ids": [
            "taobao-snapshot-2026-08-08"
          ],
          "amount_cny": 19799
        }
      ],
      "latest_price": {
        "id": "scott-addict-rc-40-price-2026-08-08",
        "variant_id": "scott-addict-rc-40",
        "observed_at": "2026-08-08",
        "price_type": "observed-search-card",
        "currency": "CNY",
        "channel": "taobao-mainland",
        "status": "promotion-conditional",
        "price_basis": "listed",
        "conditions": "Anonymized Taobao search-card observation displayed as listed; promotion, size/color, shipping, and final checkout conditions may differ. Official flagship-looking listing; Shimano 105 Di2 shown.",
        "source_ids": [
          "taobao-snapshot-2026-08-08"
        ],
        "amount_cny": 19799
      },
      "display_price": {
        "label": "¥19,799",
        "estimated": false,
        "low": 19799,
        "high": 19799,
        "midpoint": 19799,
        "buildAmount": 0,
        "frameLow": 19799,
        "frameHigh": 19799
      },
      "image": {
        "id": "scott-addict-rc-40-primary-image",
        "platform_id": "scott-addict-rc-40",
        "variant_ids": [
          "scott-addict-rc-40"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "retailer-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.diliecicli.it/cdn/shop/files/ADDICTRC40.webp?v=1691319669"
        },
        "source_id": "scott-addict-rc-40-retailer-2026-08-08",
        "rights": {
          "status": "retailer-page-embed",
          "copyright_holder": "SCOTT / Diliè Cicli",
          "usage_note": "Remote embed from the cited retailer page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © SCOTT / Diliè Cicli",
        "alt": "SCOTT Addict RC 40 road bike with Shimano 105 Di2",
        "reviewed_at": "2026-08-08",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "scott-addict-rc-40-retailer-2026-08-08",
        "type": "retailer-product-page",
        "title": "SCOTT Addict RC 40 105 Di2 12-speed",
        "publisher": "Diliè Cicli",
        "url": "https://www.diliecicli.it/products/bicicletta-scott-addict-rc-40-105-di2-12v"
      },
      "videos": [],
      "sources": [
        {
          "id": "taobao-snapshot-2026-08-08",
          "type": "anonymized-marketplace-snapshot",
          "title": "Anonymized Taobao search-card snapshot — 2026-08-08",
          "publisher": "China Bike Research",
          "language": "zh-CN",
          "accessed_at": "2026-08-08",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "low-to-medium",
            "price": "medium"
          },
          "notes": "42 screenshots and 160 listing observations were normalized into 133 model groups. Listed, coupon, subsidy, and first-order conditions are preserved in the research ledger. Screenshots, seller identities, and private data are not redistributed."
        },
        {
          "id": "scott-addict-rc-40-retailer-2026-08-08",
          "type": "retailer-product-page",
          "title": "SCOTT Addict RC 40 105 Di2 12-speed",
          "publisher": "Diliè Cicli",
          "language": "it",
          "accessed_at": "2026-08-08",
          "url": "https://www.diliecicli.it/products/bicicletta-scott-addict-rc-40-105-di2-12v",
          "reliability": {
            "identity": "high",
            "specification": "medium-high",
            "price": "medium"
          },
          "notes": "Exact-model retailer reference for the Addict RC 40 with Shimano 105 Di2. It is not evidence for the China-market price or purchase route."
        }
      ]
    },
    {
      "id": "evolve-cima-gr-frameset",
      "brand": {
        "id": "evolve",
        "name": "Evolve",
        "name_zh": "Evolve"
      },
      "platform": {
        "id": "evolve-cima-gr",
        "brand_id": "evolve",
        "name": "CIMA GR",
        "name_zh": "CIMA GR",
        "category": "gravel-race",
        "handlebar": "drop",
        "status": "preorder",
        "summary": "Extremely light premium gravel frame with impressive material and aero claims, but first-generation/preorder uncertainty is material.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "BSA",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal",
          "claimed_frame_weight_g": 750,
          "claimed_fiber": "T1100/T800/M40-claimed"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official nominal 50C maximum.",
          "published_max_mm": 50
        },
        "mounts": [
          "top-tube"
        ],
        "internal_storage": false,
        "china_availability": "preorder-direct",
        "source_ids": [
          "evolve-cima-official",
          "compiled-research-2026-08-06"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "evolve-cima-gr-frameset",
        "platform_id": "evolve-cima-gr",
        "name": "CIMA GR frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Highest lightweight potential, but a poor choice for risk-averse buyers until first-production inspection and owner-mileage evidence exists.",
          "best_for": [
            "early adopter",
            "weight-focused racer"
          ],
          "strengths": [
            "750 g unpainted claim",
            "50C, BSA, UDH",
            "Aero claims"
          ],
          "caveats": [
            "Preorder/first-generation risk",
            "No meaningful long-term owner evidence yet"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 13200,
            "fair_buy_below": 14500,
            "not_compelling_above": 16000
          }
        },
        "source_ids": [
          "evolve-cima-official",
          "compiled-research-2026-08-06"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "evolve-cima-2026-08",
          "variant_id": "evolve-cima-gr-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "evolve-cima-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 13500,
          "high_cny": 14200
        }
      ],
      "latest_price": {
        "id": "evolve-cima-2026-08",
        "variant_id": "evolve-cima-gr-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "evolve-cima-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 13500,
        "high_cny": 14200
      },
      "display_price": {
        "label": "Est. ¥19,500–20,200",
        "estimated": true,
        "low": 19500,
        "high": 20200,
        "midpoint": 19850,
        "buildAmount": 6000,
        "frameLow": 13500,
        "frameHigh": 14200
      },
      "image": {
        "id": "evolve-cima-gr-primary-image",
        "platform_id": "evolve-cima-gr",
        "variant_ids": [
          "evolve-cima-gr-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.spectrumcycle.com.sg/cdn/shop/files/CIMA-GR-Sailfish-Pearl1.jpg?v=1779180708&width=1780"
        },
        "source_id": "evolve-cima-gr-spectrum-2026-08-09",
        "rights": {
          "status": "retailer-page-embed",
          "copyright_holder": "Evolve",
          "usage_note": "Remote embed from the cited retailer product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Evolve product image via Spectrum Cycle",
        "alt": "Evolve CIMA GR carbon gravel frameset",
        "reviewed_at": "2026-08-09",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "evolve-cima-gr-spectrum-2026-08-09",
        "type": "retailer-product-page",
        "title": "Evolve CIMA GR",
        "publisher": "Spectrum Cycle",
        "url": "https://www.spectrumcycle.com.sg/pages/evolve-cima-gr"
      },
      "videos": [],
      "sources": [
        {
          "id": "evolve-cima-official",
          "type": "manufacturer-homepage",
          "title": "Evolve CIMA GR preorder information",
          "publisher": "Evolve",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.evolvebicycles.com/",
          "reliability": {
            "identity": "high",
            "specification": "medium-high",
            "price": "medium"
          },
          "notes": "Preorder information. Long-term owner evidence is not yet available."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        },
        {
          "id": "evolve-cima-gr-spectrum-2026-08-09",
          "type": "retailer-product-page",
          "title": "Evolve CIMA GR",
          "publisher": "Spectrum Cycle",
          "language": "en",
          "accessed_at": "2026-08-09",
          "url": "https://www.spectrumcycle.com.sg/pages/evolve-cima-gr",
          "reliability": {
            "identity": "high",
            "specification": "medium",
            "price": "low"
          },
          "notes": "Exact-model retailer page used for the remotely embedded Evolve CIMA GR Sailfish Pearl product image. No redistribution license is asserted."
        }
      ]
    },
    {
      "id": "quick-gr-one-frameset",
      "brand": {
        "id": "quick",
        "name": "Quick Pro",
        "name_zh": "快客"
      },
      "platform": {
        "id": "quick-gr-one",
        "brand_id": "quick",
        "name": "GR:ONE",
        "name_zh": "GR:ONE",
        "category": "gravel-race",
        "handlebar": "drop",
        "status": "current",
        "summary": "High-end monocoque race frame with lower 45 mm clearance than several cheaper modern alternatives.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "standard",
          "cable_routing": "fully-internal",
          "claimed_frame_weight_g": 919,
          "claimed_fiber": "high-modulus-claimed"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official nominal 45 mm maximum.",
          "published_max_mm": 45
        },
        "mounts": [
          "top-tube"
        ],
        "internal_storage": false,
        "china_availability": "mainland-and-direct",
        "source_ids": [
          "quick-gr-one-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "quick-gr-one-frameset",
        "platform_id": "quick-gr-one",
        "name": "GR:ONE frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "Likely high-quality race frame, but the 45 mm clearance and premium price make it a geometry-specific choice.",
          "best_for": [
            "race-focused premium buyer"
          ],
          "strengths": [
            "919 g claim",
            "Monocoque construction",
            "T47"
          ],
          "caveats": [
            "Only 45 mm clearance",
            "High price"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 13500,
            "fair_buy_below": 14500,
            "not_compelling_above": 16000
          }
        },
        "source_ids": [
          "quick-gr-one-official"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "quick-gr-one-2026-08",
          "variant_id": "quick-gr-one-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "quick-gr-one-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 13800,
          "high_cny": 14500
        }
      ],
      "latest_price": {
        "id": "quick-gr-one-2026-08",
        "variant_id": "quick-gr-one-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "quick-gr-one-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 13800,
        "high_cny": 14500
      },
      "display_price": {
        "label": "Est. ¥19,800–20,500",
        "estimated": true,
        "low": 19800,
        "high": 20500,
        "midpoint": 20150,
        "buildAmount": 6000,
        "frameLow": 13800,
        "frameHigh": 14500
      },
      "image": {
        "id": "quick-gr-one-primary-image",
        "platform_id": "quick-gr-one",
        "variant_ids": [
          "quick-gr-one-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.quickprousa.com/cdn/shop/files/GRONE_AbyssGray.png?v=1781733761&width=1946"
        },
        "source_id": "quick-gr-one-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "Quick Pro",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Quick Pro",
        "alt": "Quick Pro GR:ONE carbon gravel frameset in Abyss Gray",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "quick-gr-one-official",
        "type": "manufacturer-product-page",
        "title": "Quick Pro GR:ONE",
        "publisher": "Quick Pro",
        "url": "https://www.quickprousa.com/products/gr-one-frame"
      },
      "videos": [
        {
          "id": "julius-domroes-quick-pro-gr-one-review",
          "provider": "youtube",
          "youtube_video_id": "aDBlMf0qxMo",
          "title": "Quick Pro GR:ONE – Review and Winter Test Ride",
          "channel_name": "Julius Domroes",
          "channel_url": "https://www.youtube.com/channel/UCGPEqXM3vMbIETRV0a1NQ9g",
          "url": "https://www.youtube.com/watch?v=aDBlMf0qxMo",
          "language": "en",
          "published_at": "2025-12-03",
          "accessed_at": "2026-08-09",
          "target": {
            "platform_id": "quick-gr-one"
          },
          "match": "exact-platform",
          "format": "hands-on-review",
          "relationship": "owner-review",
          "disclosure": "The creator presents this as a review of his own build; any undisclosed commercial relationship remains unknown.",
          "disclosure_url": "https://www.youtube.com/watch?v=aDBlMf0qxMo",
          "summary": "Concise owner review and winter test ride of a GR:ONE build, useful for fit, comfort, and build context rather than specification proof."
        }
      ],
      "sources": [
        {
          "id": "quick-gr-one-official",
          "type": "manufacturer-product-page",
          "title": "Quick Pro GR:ONE",
          "publisher": "Quick Pro",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.quickprousa.com/products/gr-one-frame",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "high"
          },
          "notes": "Official frame specification and international price."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "winspace-g5-frameset",
      "brand": {
        "id": "winspace",
        "name": "Winspace",
        "name_zh": "赢飞仕"
      },
      "platform": {
        "id": "winspace-g5",
        "brand_id": "winspace",
        "name": "G5",
        "name_zh": "G5",
        "category": "gravel-race",
        "handlebar": "drop",
        "status": "current",
        "summary": "Aero gravel flagship with unusually large front/rear clearance and internal storage.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official front/rear maxima differ; rear clearance governs matching tire setups.",
          "published_front_max_mm": 58,
          "published_rear_max_mm": 53
        },
        "mounts": [
          "top-tube"
        ],
        "internal_storage": true,
        "china_availability": "mainland-and-direct",
        "source_ids": [
          "winspace-g5-official"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "winspace-g5-frameset",
        "platform_id": "winspace-g5",
        "name": "G5 frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "High-end aero race frame with extraordinary clearance; an enthusiast choice rather than a value purchase.",
          "best_for": [
            "premium gravel racer",
            "wide-clearance race buyer"
          ],
          "strengths": [
            "Aero design",
            "58/53 mm clearance",
            "Storage"
          ],
          "caveats": [
            "Flagship price"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 14500,
            "fair_buy_below": 15500,
            "not_compelling_above": 17000
          }
        },
        "source_ids": [
          "winspace-g5-official"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "winspace-g5-2026-08",
          "variant_id": "winspace-g5-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "winspace-g5-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 14500,
          "high_cny": 15100
        }
      ],
      "latest_price": {
        "id": "winspace-g5-2026-08",
        "variant_id": "winspace-g5-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "winspace-g5-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 14500,
        "high_cny": 15100
      },
      "display_price": {
        "label": "Est. ¥20,500–21,100",
        "estimated": true,
        "low": 20500,
        "high": 21100,
        "midpoint": 20800,
        "buildAmount": 6000,
        "frameLow": 14500,
        "frameHigh": 15100
      },
      "image": {
        "id": "winspace-g5-primary-image",
        "platform_id": "winspace-g5",
        "variant_ids": [
          "winspace-g5-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.winspace.cc/cdn/shop/files/G5FrameNauticalBlue.webp?v=1782181071&width=1080"
        },
        "source_id": "winspace-g5-official",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "Winspace",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © Winspace",
        "alt": "Winspace G5 carbon gravel frameset in Nautical Blue",
        "reviewed_at": "2026-08-07",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "winspace-g5-official",
        "type": "manufacturer-product-page",
        "title": "Winspace G5",
        "publisher": "Winspace",
        "url": "https://www.winspace.cc/products/g5-gravel"
      },
      "videos": [],
      "sources": [
        {
          "id": "winspace-g5-official",
          "type": "manufacturer-product-page",
          "title": "Winspace G5",
          "publisher": "Winspace",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.winspace.cc/products/g5-gravel",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "high"
          },
          "notes": "Official aero gravel flagship specification and price."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        }
      ]
    },
    {
      "id": "seka-exaero-gr-frameset",
      "brand": {
        "id": "seka",
        "name": "SEKA",
        "name_zh": "SEKA"
      },
      "platform": {
        "id": "seka-exaero-gr",
        "brand_id": "seka",
        "name": "ExAero GR",
        "name_zh": "ExAero GR",
        "category": "gravel-race",
        "handlebar": "drop",
        "status": "current",
        "summary": "Premium aero race frame with very large asymmetric clearance, storage, and high-end material claims.",
        "frame": {
          "material": "carbon",
          "fork_material": "carbon",
          "bottom_bracket": "T47",
          "derailleur_hanger": "UDH",
          "cable_routing": "fully-internal",
          "claimed_frame_weight_g": 980,
          "claimed_fiber": "T1100/M46J-claimed"
        },
        "tire_clearance": {
          "wheel_size": "700c",
          "evidence": "official",
          "eligibility": "pass",
          "note": "Official front 56 mm and rear 52 mm maxima.",
          "published_front_max_mm": 56,
          "published_rear_max_mm": 52
        },
        "mounts": [
          "top-tube"
        ],
        "internal_storage": true,
        "china_availability": "mainland-and-direct",
        "source_ids": [
          "seka-official",
          "compiled-research-2026-08-06"
        ],
        "last_reviewed": "2026-08-06"
      },
      "variant": {
        "id": "seka-exaero-gr-frameset",
        "platform_id": "seka-exaero-gr",
        "name": "ExAero GR frameset",
        "kind": "frameset",
        "market": "mainland-china-or-direct",
        "editorial": {
          "verdict": "A sophisticated high-end aero gravel frame with huge clearance, priced for performance and finish rather than value.",
          "best_for": [
            "premium aero racer"
          ],
          "strengths": [
            "56/52 mm clearance",
            "T47, UDH, storage",
            "High-end material claims"
          ],
          "caveats": [
            "Premium price",
            "Factory ownership not clearly public"
          ],
          "price_thresholds_cny": {
            "great_buy_below": 14500,
            "fair_buy_below": 15800,
            "not_compelling_above": 17500
          }
        },
        "source_ids": [
          "seka-official",
          "compiled-research-2026-08-06"
        ],
        "included": [
          "frame",
          "fork",
          "small parts; verify exact package"
        ]
      },
      "prices": [
        {
          "id": "seka-exaero-2026-08",
          "variant_id": "seka-exaero-gr-frameset",
          "observed_at": "2026-08-06",
          "price_type": "reference-range",
          "currency": "CNY",
          "channel": "direct-or-china-market",
          "status": "approximate-current",
          "conditions": "Verify current exact SKU and checkout total.",
          "source_ids": [
            "seka-official",
            "compiled-research-2026-08-06"
          ],
          "low_cny": 14900,
          "high_cny": 16500
        }
      ],
      "latest_price": {
        "id": "seka-exaero-2026-08",
        "variant_id": "seka-exaero-gr-frameset",
        "observed_at": "2026-08-06",
        "price_type": "reference-range",
        "currency": "CNY",
        "channel": "direct-or-china-market",
        "status": "approximate-current",
        "conditions": "Verify current exact SKU and checkout total.",
        "source_ids": [
          "seka-official",
          "compiled-research-2026-08-06"
        ],
        "low_cny": 14900,
        "high_cny": 16500
      },
      "display_price": {
        "label": "Est. ¥20,900–22,500",
        "estimated": true,
        "low": 20900,
        "high": 22500,
        "midpoint": 21700,
        "buildAmount": 6000,
        "frameLow": 14900,
        "frameHigh": 16500
      },
      "image": {
        "id": "seka-exaero-gr-primary-image",
        "platform_id": "seka-exaero-gr",
        "variant_ids": [
          "seka-exaero-gr-frameset"
        ],
        "role": "primary",
        "subject_accuracy": "exact-variant",
        "media_type": "official-product-photo",
        "hosting": {
          "mode": "remote",
          "remote_url": "https://www.shopsekabikes.com/cdn/shop/files/ExAero_GR_2_f5e2e83e-85f0-4194-be15-3789b5451b3b.jpg?v=1764062711&width=3840"
        },
        "source_id": "seka-exaero-gr-official-store-2026-08-09",
        "rights": {
          "status": "official-page-embed",
          "copyright_holder": "SEKA",
          "usage_note": "Remote embed from the cited product page. Copyright remains with the image owner; no redistribution license is asserted."
        },
        "credit": "Product image © SEKA",
        "alt": "SEKA ExAero GR carbon gravel frameset",
        "reviewed_at": "2026-08-09",
        "display_accuracy": "exact-variant"
      },
      "image_source": {
        "id": "seka-exaero-gr-official-store-2026-08-09",
        "type": "manufacturer-product-page",
        "title": "SEKA ExAero GR RDC Frameset",
        "publisher": "SEKA",
        "url": "https://www.shopsekabikes.com/products/exaero-gr-rdc-frameset"
      },
      "videos": [
        {
          "id": "bicidastrada-seka-exaero-gr-review",
          "provider": "youtube",
          "youtube_video_id": "4iRUF5QPxNA",
          "title": "TEST - Seka ExAero GR: The Chinese gravel racing bike that's driving everyone crazy",
          "channel_name": "BiciDaStrada",
          "channel_url": "https://www.youtube.com/channel/UCmgEnWnpv_EGaBUfny3wYNA",
          "url": "https://www.youtube.com/watch?v=4iRUF5QPxNA",
          "language": "it",
          "published_at": "2026-03-12",
          "accessed_at": "2026-08-09",
          "target": {
            "platform_id": "seka-exaero-gr"
          },
          "match": "exact-platform",
          "format": "hands-on-review",
          "relationship": "publication-review",
          "disclosure": "This is a professional publication test; the product-supply and commercial terms were not independently verified.",
          "disclosure_url": "https://www.bicidastrada.it/seka-exaero-gr-come-va/",
          "summary": "Italian-language hands-on test covering the ExAero GR platform on varied terrain; treat ride impressions separately from official specifications."
        }
      ],
      "sources": [
        {
          "id": "seka-official",
          "type": "manufacturer-homepage",
          "title": "SEKA ExAero GR information",
          "publisher": "SEKA",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": "https://www.sekabikes.com/en/",
          "reliability": {
            "identity": "high",
            "specification": "medium-high",
            "price": "medium"
          },
          "notes": "Official brand source for the premium aero gravel platform."
        },
        {
          "id": "compiled-research-2026-08-06",
          "type": "research-note",
          "title": "Compiled China carbon gravel market research",
          "publisher": "China Bike Research",
          "language": "en",
          "accessed_at": "2026-08-06",
          "url": null,
          "reliability": {
            "identity": "medium",
            "specification": "medium",
            "price": "medium"
          },
          "notes": "Cross-checked compilation of public product pages, marketplace references, Chinese industry sources, and dated price observations. Approximate values require fresh verification."
        },
        {
          "id": "seka-exaero-gr-official-store-2026-08-09",
          "type": "manufacturer-product-page",
          "title": "SEKA ExAero GR RDC Frameset",
          "publisher": "SEKA",
          "language": "en",
          "accessed_at": "2026-08-09",
          "url": "https://www.shopsekabikes.com/products/exaero-gr-rdc-frameset",
          "reliability": {
            "identity": "high",
            "specification": "high",
            "price": "medium-high"
          },
          "notes": "Exact-model official-store page used for the remotely embedded ExAero GR product image. No redistribution license is asserted."
        }
      ]
    }
  ]
}
