德甲狼堡app体育下载安装-首页

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关于海川
  • 01
    Class A General Contractor of Housing Construction
  • 02
    Class A Special Contractor of Steel Structure
  • 03
    Class A Special Contractor of Buildings Decoration
  • 04
    Class A Special Contractor of installation of mechanical and electrical equipment
  • 05
    Class A Special Contractor of building curtain wall
  • 06
    Class B General Contractor of Municipal Public Works Construction
  • 07
    Qualification for Foreign Contracting of The People's Republic of China
  • 08
    IS09001Quality Management System Certification
  • 09
    ISO14001Environment Management System Certification
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