[
  "area_city_district",
  "projectname",
  "projectcode",
  "approvalno",
  "projectscope",
  "item",
  "buyer",
  "agency",
  "budget",
  "buyerperson",
  "buyertel",
  "buyeraddr",
  "projectaddr",
  "publishdept",
  "funds",
  "paymenttype",
  "projectscale",
  "bidmethod",
  "bidopendate",
  "bidopentime",
  "agencyperson",
  "agencytel",
  "agencyaddr",
  "supervisorrate",
  "bidamount",
  "winner"
]