HQ Pipeline co., ltd, is a professional manufacturer & exporter of all kinds of pipe fittings and valves in China: Forged Steel Pipe Fittings, Flanges, Butt Weld Pipe Fittings, Nipples and Coupling, UL/FM Ductile Iron Grooved Pipe Fittings, Gate Valve, Butterfly Valve, Check Valve, Strainers, Ball Valve...and OEM/ODM service, which are widely used in the field of petroleum, natural gas, ship building, metallurgy, electric power, chemical industries, fire protection etc. Years of professional pipeline products production technics and rich experience, strictly quality control and assurance, years of export experience, reputed pre-sale and after-sale service, continuous development and improvement, we believe that HQ will be your premier partner. We welcome your visit, and look forward to committed to meet your any need for the pipeline products.