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  • CE-Fittings

    Issuing authority : ECM

    Valid period : 2016/10/25 - 2021/10/24

    The pipe fittings and tube fittings  have been verified by ECM.

  • CE-Valves

    Issuing authority : ECM

    Valid period : 2016/10/25 - 2021/10/24

    The valves has been verified by ECM.

  • DNV

    Issuing authority : DNV China Oil&Gas

    Valid period : 2013/9/23 - 2017/9/22

    DNV 

  • ISO 9001:2008

    Issuing authority : China Classification Society Certification Company

    Valid period : 2015/11/5 - 2018/11/1

    The certificate is valid to the following scope for QMS:"production of instrument valves and instrument fittings".