ShuangHeng valve Co., Ltd was established in 2000.Manufacturing and supplying various kinds of valves for oiland gas industry, Petro-chemical, Chemical industry, Metallurgy,Foodstuff, Paper making and construction, sulfuric acid plantetc. We set up CAD valve design center, valve inspection centerand test center.Production facility we have :Vertical NCLATHE,processing center,NC machine tool, NC Boring and millingmachine tool ; Germany imported spectrum analyzer and materialtesting machine,sonigauge,advanced test bench. Among of then,theVertical NC LATHE can process valve with biggest size DN4000. We are manufacture of gate valve, ball valve ,globevalve,check valve, butterfly valve and so on.All sold productmust be tested and inspected in test locale by our companycolleague;we are very luck for Servicing our everycustomers. We are certified by international certificates such asISO9001 International quality certificates, ISO 14001environmentsystem ,API6D, CE/ PED, etc. Our products are exported to worldwide. Thinking from yourpoint of view, We provides also professional OEM & ODM service.Our mission is to strive to be a “one-stop” worldwide supplier withcompetitive pricing, high-quality valves, on-time delivery, andreliable customer service. Look forward to having a chance to serveyour esteemed company.