Our company produces all kinds of high, middle and low-pressure gate valves, cut-off valves, ball valves, check valves, reed valves, butterfly valves, and all kinds of water power control valves, necessary flange pieces, ......Our company produces all kinds of high, middle and low-pressure gate valves, cut-off valves, ball valves, check valves, reed valves, butterfly valves, and all kinds of water power control valves, necessary flange pieces, bends, and rubber soft attachments. We also produce all kinds of non-standard valves and process other make-to-order forgings. All our products are produced according to the national JB standard and the quality of products completely meets the national standard of technical examination. Our products are widely applied in the industries like petroleum, chemical industry, electrical power, metallurgy, mining, medicine, shipbuilding, coal gas, food and construction, and they enjoy good reputation and reliance among customers. “Objectivity, credibility, service, quality” is the motto of Zhengsheng staff. We welcome every new and old customer to establish long-term business, economical and technical relationship with us.