china Drill Pipe, Drill Tools, Line Pipe, Tubing And Casing, API Drill Pipe, Oil Drill Pipe, Drill Pipe, Drill Tools, Line Pipe, Tubing And Casing, API Drill Pipe, Oil Drill Pipe Manufacturer & Supplier - Shanghai Profit-Bao Petroleum Commodity Equipment Co., Ltd

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ISO CERTIFICATION

05-30-2011

You will get a High Quality Assurance in your project, if selected the BAOSTEEL products.BAOSTEEL has been registered for its Management system by BSI, and has gotten API 5CT & 5L certification. A thoroughgoing quality management system has been established and maintained perfectly in BAOSTEEL, which includes iron&steel making, continuous casing,hot rolling and pipe-making.