ZHEJIANG HUATONG VALVE CO., ***** a industrial enterprise specializing in manufacturing valves , which integrates scientific research, design, manufacture and sales services. It locates in Dong Ou Industrial Zone , Oubei, Wenzhou , which is the hometown of valves and pumps. Our company puts the science and technology into the first place and in the guidance of"quality is the life" since its estabishment.And our products are designed and manufactured strictly in conformity with the relative standards both in home and ***** company has passed ISO International Quality System Certification and a complete network marketing was established in the country wide. The company has advanced technology and sophisticated equipment , and possessing machineries in big, medium and small sizes. Our main products are : metallic hard seals, soft seal double phase butterfly valves , high pressure butterfly valves, ANSI504 butterfly valves, ventilative butterfly valves, Flexible Butterfly Valve, pipe net butterfly valve, pipe net flex set and other 20 kinds of varieties, thousands of models and specifications. These products are widely used in many fields such as power station, petroleum, chemical industry, metallurgy, shipping, construction, daily life . In the spirit of persistence and hospitality i