Certified By

It has passed China's special equipment manufacturing (pressure pipeline components) A license, ISO9001 international quality system
certification, American Petroleum Institute API 6D, API609 certification, API607, API6FA valve fire resistance test
certification, German TUV product safety function level SIL3 certification, Russian CU-TR certification, obtained environmental
management system certification (ISO 14001), occupational health and safety management system certification (OHSAS 18001),
HSE Health Safety Environmental Management System Audit Certificate.