BESTFLOW INDUSTRIAL CO., LTD. is one of professional manufacturers and exporters of pipeline fittings in China. The products includes: steel fittings, steel flanges, steel nipples & couplings, iron fittings etc., they are widely used the pipe systems of nuclear power plants, power station, water, natural gas, petrochemical, oilfields, fire-fighting, ship buildings, engineering fields and construction industry. Depend on advanced production technology and equipment, strict quality management and.....

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 Fittings and Grooved Couplings, Pipe Grooving Machine, Pipe Cutting Machine, Hole Cutting Machine, 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,.....