QMS 9001 (CNAS & IAF) ISO 9001:2015

QMS 9001 (CNAS & IAF) ISO 9001:2015

QMS 9001 (API) ISO 9001:2008

API Spec. Q1 API Specification Q1

Environment management system certificate ISO 14001:2015

Occupational health & safety MS certificate OHSAS 18001:2007

Military equipment MS certificate GJB9001B-2009

Pressure pipe unit (A) TS2710M76-2018

Pressure pipe unit (B) TS2710M76-2018

Forging for pressure vessel NB/T47008，47009，47010

Pressure vessel (TUV NORD) AD 2000-Merkblatt W0

Pressure vessel (TUV NORD) PED 97/23/EC