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    設計資質工程設計單位環境工程甲級、市政行業乙級、工程咨詢單位乙級

    建筑資質環境工程專業承包壹級、市政總承包貳級、機電總承包壹級、機電安裝專業承包貳級、水利水電工程施工總承包叁級

    運營服務認證城鎮集中式污水處理設施運營服務一級、工業廢水處理設施運營服務一級



    Design Qualification:

    Engineering certificate for environmental project grade 1 and municipal drainage project grade 2、project consulting certificate grade 2


    Construction Qualification:

    Contracting certificate of environmental protection project grade 1

    General contracting certificate of municipal construction grade 2

    General contracting certificate of mechanical & electrical engineering grade 1

    Contracting certificate of mechanical & electrical equipment installation for construction grade 2

    General contracting certificate of water conservancy and hydropower project grade 3


    Operational Services Certification:

    Urban centralized sewage treatment facilities operation service level I

    Industrial wastewater treatment facilities operation service level I

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