SHANGHENG VALVE CO.,LTD was established in 2000. Manufacturing and supplying various kinds of  valves for oil and gas industry, Petro-chemical, Chemical industry, Metallurgy, Foodstuff, Paper making and construction, sulfuric acid plant etc. The company has established the technical research, development center and quality inspection center with a relatively sound management system. In addition, it has introduced advanced manufacturing technology from aboard, and has advanced machining centers, CNC machine tools, metal cutting and processing equipment, physical and chemical testing equipment, nondestructive tester, spectrum analyzer, valve comprehensive performance tester and other equipment to ensure the products reach the purpose of zero leakage.