{
  "dataset": "benchmark_land_price_records",
  "land_system": "urban_state_owned_construction_land",
  "updated_at": "2026-07-13",
  "records": [
    { "record_id": "510100-core-residential-1", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "residential", "grade": "I", "price_yuan_m2": 24750, "price_wan_mu": 1650, "area_hectare": 4883.37, "area_ratio": "7.04%", "effective_date": null, "source": "SRC-510100-2020-RESIDENTIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-residential-2", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "residential", "grade": "II", "price_yuan_m2": 20400, "price_wan_mu": 1360, "area_hectare": 7417.59, "area_ratio": "10.69%", "effective_date": null, "source": "SRC-510100-2020-RESIDENTIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-residential-3", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "residential", "grade": "III", "price_yuan_m2": 15900, "price_wan_mu": 1060, "area_hectare": 11568.34, "area_ratio": "16.67%", "effective_date": null, "source": "SRC-510100-2020-RESIDENTIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-residential-4", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "residential", "grade": "IV", "price_yuan_m2": 12600, "price_wan_mu": 840, "area_hectare": 15426.2, "area_ratio": "22.23%", "effective_date": null, "source": "SRC-510100-2020-RESIDENTIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-residential-5", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "residential", "grade": "V", "price_yuan_m2": 9300, "price_wan_mu": 620, "area_hectare": 8423.2, "area_ratio": "12.15%", "effective_date": null, "source": "SRC-510100-2020-RESIDENTIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-residential-6", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "residential", "grade": "VI", "price_yuan_m2": 6450, "price_wan_mu": 430, "area_hectare": 3047.8, "area_ratio": "4.39%", "effective_date": null, "source": "SRC-510100-2020-RESIDENTIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-commercial-1", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "commercial", "grade": "I", "price_yuan_m2": 38850, "price_wan_mu": 2590, "area_hectare": 123.29, "area_ratio": "0.18%", "effective_date": null, "source": "SRC-510100-2020-COMMERCIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-commercial-2", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "commercial", "grade": "II", "price_yuan_m2": 26700, "price_wan_mu": 1780, "area_hectare": 1056.94, "area_ratio": "1.52%", "effective_date": null, "source": "SRC-510100-2020-COMMERCIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-commercial-3", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "commercial", "grade": "III", "price_yuan_m2": 18765, "price_wan_mu": 1251, "area_hectare": 6816.12, "area_ratio": "9.82%", "effective_date": null, "source": "SRC-510100-2020-COMMERCIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-commercial-4", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "commercial", "grade": "IV", "price_yuan_m2": 12450, "price_wan_mu": 830, "area_hectare": 12144.11, "area_ratio": "17.50%", "effective_date": null, "source": "SRC-510100-2020-COMMERCIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-commercial-5", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "commercial", "grade": "V", "price_yuan_m2": 7650, "price_wan_mu": 510, "area_hectare": 14714.32, "area_ratio": "21.21%", "effective_date": null, "source": "SRC-510100-2020-COMMERCIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-commercial-6", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "commercial", "grade": "VI", "price_yuan_m2": 5550, "price_wan_mu": 370, "area_hectare": 12863.92, "area_ratio": "18.55%", "effective_date": null, "source": "SRC-510100-2020-COMMERCIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-commercial-7", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "commercial", "grade": "VII", "price_yuan_m2": 4200, "price_wan_mu": 280, "area_hectare": 3047.8, "area_ratio": "4.39%", "effective_date": null, "source": "SRC-510100-2020-COMMERCIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-industrial-1", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "industrial", "grade": "I", "price_yuan_m2": 1500, "price_wan_mu": 100, "area_hectare": 2456.09, "area_ratio": "3.54%", "effective_date": null, "source": "SRC-510100-2020-INDUSTRIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-industrial-2", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "industrial", "grade": "II", "price_yuan_m2": 675, "price_wan_mu": 45, "area_hectare": 2963.65, "area_ratio": "4.27%", "effective_date": null, "source": "SRC-510100-2020-INDUSTRIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-industrial-restricted", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "industrial", "grade": "限制区", "price_yuan_m2": null, "price_wan_mu": null, "area_hectare": 45346.76, "area_ratio": "65.36%", "effective_date": null, "source": "SRC-510100-2020-INDUSTRIAL-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-public-1", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "public_service", "grade": "I", "price_yuan_m2": 11490, "price_wan_mu": 766, "area_hectare": 8620.53, "area_ratio": "12.42%", "effective_date": null, "source": "SRC-510100-2020-PUBLIC-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-public-2", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "public_service", "grade": "II", "price_yuan_m2": 7800, "price_wan_mu": 520, "area_hectare": 9925.32, "area_ratio": "14.31%", "effective_date": null, "source": "SRC-510100-2020-PUBLIC-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-public-3", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "public_service", "grade": "III", "price_yuan_m2": 4425, "price_wan_mu": 295, "area_hectare": 12796.97, "area_ratio": "18.44%", "effective_date": null, "source": "SRC-510100-2020-PUBLIC-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-public-4", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "public_service", "grade": "IV", "price_yuan_m2": 3075, "price_wan_mu": 205, "area_hectare": 16375.88, "area_ratio": "23.61%", "effective_date": null, "source": "SRC-510100-2020-PUBLIC-MAP", "boundary_status": "image_only_vector_pending" },
    { "record_id": "510100-core-public-5", "city": "成都市", "city_code": "510100", "county": "中心城区", "county_code": null, "use": "public_service", "grade": "V", "price_yuan_m2": 2400, "price_wan_mu": 160, "area_hectare": 3047.8, "area_ratio": "4.39%", "effective_date": null, "source": "SRC-510100-2020-PUBLIC-MAP", "boundary_status": "image_only_vector_pending" }
  ]
}