Firstly, a lot of the quality certificate of recognition. Our factory has the ISO9001 certification, and we can provide CE/PED, API certification, etc. according to customer needs.

Secondly, perfect quality control system. Our test engineer will start inspection from raw material procurement, follow up production until the shipment, including the inspection of raw materials (mainly for the chemical composition and mechanical property), process inspection (mainly for size and cosmetic inspect), finished products (including mechanical property, chemical composition, flaw detection , pressure test, etc.), inspection before shipment (including packaging, packaging materials, etc.).

Thirdly, third party quality control. We accept and approve the test result from a third party inspection company, including Lloyd ‘s, SGS, TUV, BV, DNV, ABS, Moody, LR, etc.

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