Baoji Thread Gages limited liability company
has API certification through the American Petroleum Institute (API SPEC 7-2-0680, API SPEC 5B-0032) is a few domestic sales of petroleum thread gauge industry have this certification, production, sales as one of professional manufacturing company.Has a perfect quality assurance system, strict scientific management system, and through domestic ISO 9001:2008-UQ090985R0 quality system certification.
