{
  "use_case_id": "vessel-silo-cleaning",
  "use_case": "Silo & hopper cleaning",
  "quantity": null,
  "unit": "unit",
  "country": "DE",
  "currency": "CNY",
  "estimate": {
    "low": 687500,
    "high": 687500,
    "currency": "CNY",
    "based_on": 1
  },
  "method": "published unit price × quantity (exact unit conversions only); filtered to the best region match; older prices only if nothing newer",
  "notes": [
    "No benchmark specific to DE; the range uses benchmarks from other regions. Local prices can differ a lot.",
    "No quantity given: costs are per 1 unit.",
    "Arithmetic on published prices, not a quote: scope, access, permits, minimums and travel change real prices. Ask suppliers via submit_rfq."
  ],
  "basis": [
    {
      "kind": "benchmark",
      "provider_id": null,
      "description": "Jiusan Group Changchun storage department: replacement automatic silo-clearing machines, 2 double-screw rail-mounted units at CNY 687,500 each (single-source award, 2026-10-13). An automated sweep-auger machine, not a crawler robot",
      "unit_price": {
        "low": 687500,
        "high": 687500,
        "currency": "CNY",
        "unit": "per unit"
      },
      "region": "CN-JL",
      "region_match": "other_or_global",
      "source_url": "https://www.xianlanzhaobiao.com/news-747e8c4ea6f8e8aae0734462d6e06992/",
      "as_of": "2026-10-13",
      "older_price": false,
      "unit_conversion": null,
      "cost": {
        "low": 687500,
        "high": 687500,
        "currency": "CNY"
      },
      "used_in_range": true
    }
  ],
  "available_units": [
    "unit"
  ],
  "fx_date": "2026-10-26"
}