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        EN
        ABOUT US
        關于海川
        • 01
          建筑工程施工總承包特級
          Class Special Grade General Contractor of Housing Construction
        • 02
          建筑行業(建筑工程、人防工程)甲級工程設計
          Construction industry (Construction Engineering, civil air defense engineering) grade a project design
        • 03
          鋼結構工程專業承包壹級
          Class A Special Contractor of Steel Structure
        • 04
          建筑裝修裝飾工程專業承包壹級
          Class A Special Contractor of Buildings Decoration
        • 05
          建筑機電安裝工程專業承包壹級
          Class A Special Contractor of installation of mechanical and electrical equipment
        • 06
          建筑幕墻工程專業承包壹級
          Class A Special Contractor of building curtain wall
        • 07
          市政公用工程施工總承包貳級
          Class B General Contractor of Municipal Public Works Construction
        • 08
          中華人民共和國對外承包工程資格
          Qualification for Foreign Contracting of The People's Republic of China
        • 09
          ISO 9001質量管理體系認證
          IS09001Quality Management System Certification
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