企业资质库

{
  "constructors": [
    {"name":"张伟","type":"建造师","level":"一级","specialty":"市政","expiry":"2028-01"}
  ],
  "professionals": [
    {"name":"李明","title":"高级工程师","specialty":"土木工程"}
  ],
  "achievements": [
    {"name":"XX道路改造工程","type":"市政","amount":"5000","start":"2020-01","end":"2021-06","owner":"XX城投集团"}
  ]
}