-2000 Version of the quality management system certification, and quality to win the trust of customers, and science and technology to meet the market, the product that is character and integrity of the company based on quality, full implementation of ISO9001 quality management. Passed the ISO9002 quality management system certification, and passed life. Customer satisfaction is our eternal pursuit. The company is committed to: the same quality, the lowest price. Production and management (spiral welded steel pipe Spiral steel pipe, spiral welded pipe, spiral steel pipe, spiral pipe, spiral wound pipe), the seamless steel pipe (seamless pipe), straight seam steel pipes (Longitudinal), hot-rolled steel, thermal expansion steel pipe, welded steel pipe, pressure pipe, anti-corrosion steel pipe, pipe insulation (oil and gas 2PE/3PE polyethylene coating, FBE dissolution epoxy powder pipe coating, epoxy coal tar seemed to paint, pipe cement mortar lining anti-corrosion 
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