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Slow-closing back pressure valve Patent

Slow-closing back pressure valve Patent

Period : 1994-10-25 - 2021-02-01

Certification bodies : 中国专利局

Handle oprated butterfly valve

Handle oprated butterfly valve

Period : 2011-06-20 - 2020-06-19

Certification bodies : CNSA

Electrical opreated butterfly valve testing report

Electrical opreated butterfly valve testing report

Period : 2011-06-20 - 2020-06-19

Certification bodies : CNAS

DN800 TESTING REPORT

DN800 TESTING REPORT

Period : 2011-06-20 - 2020-06-19

Certification bodies : CNAS

DN400 butterfly valve testing report

DN400 butterfly valve testing report

Period : 2011-06-20 - 2020-06-19

Certification bodies : CNAS

Quality Management System Certificate

Quality Management System Certificate

Period : 2015-05-03 - 2018-05-02

No. : 0350615Q20013R1W

Certification bodies : Xingyuan Certification Centre co ltd XQCC

ISN Product quality Test report

ISN Product quality Test report

Period : 2008-07-09 - 2018-07-08

No. : JXW20080468

Certification bodies : Ningbo Supervision and Inspection Institute

ISO

ISO

Period : 2010-04-29 - 2019-03-28

Certification bodies : Beijing New Century Inspection & Certification Co