Setifiket bilong mipela

We have obtained ISO9001 international quality management system certification, API Spec 5L, 5CT, and 5B product certifications from the American Petroleum Institute, ISO14001 international environmental management system certification and GB/T28001 occupational health and safety management system certification, EU boiler and pressure vessel safety certification (PED), and a special equipment manufacturing license (pressure piping), among ol narapela sistem setifikesen na laisens.