BESTFLOW company is one of the professional manufacturers and exporters of pipeline fittings and valves in China. The products include: steel fittings, steel flanges, steel nipples & couplings, iron fittings, valves, OEM service casting and forging parts etc., and they are widely used in the pipe systems of nuclear power plants, power station, water, natural gas, petrochemical, oilfields, fire-fighting, ship buildings, engineering fields and construction industry.