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  • API 2B

    Issuing authority : American Petroleum Institute

    Valid period : 2018/7/21 - 2021/7/21



    Certificate of Authority to use the Official API Monogram







  • API-5L Certificate

    Issuing authority : American Petroleum Institute

    Valid period : 2018/11/5 - 2021/7/24



    Certificate of Authority to use the Official API Monogram







  • FPC Certificate

    Issuing authority : ECM

    Valid period : 2016/4/27 - 2021/4/26



    FPC Certificate 







  • Material Manufacture Certificate

    Issuing authority : ECM

    Valid period : 2016/3/4 - 2021/3/3



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    Issuing authority : C department

    Valid period : 2016/3/6 - 2020/11/15



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  • Certificate of ISO14001

    Issuing authority : The international certification network

    Valid period : 2018/3/28 - 2019/5/8



    Certificate of  ISO14001







  • Certificate of ISO 9001

    Issuing authority : The international certification network

    Valid period : 2018/3/28 - 2019/5/8



    Certificate of  ISO 9001







  • Certificate of ISO18000

    Issuing authority : The international certification network

    Valid period : 2016/5/9 - 2019/5/8



    Certificate of ISO 18000