Lianggong Valve Group design, develop, manufacture, test, sell and serve industry valves, including cast and forged steel/stainless ball valves, gate valves, globe valves, check valves, butterfly valves. Lianggong's registration capital is 258 million CNY, with 9 sub-companies that are fully controlled. Valve's sizes can be DN10-4000 and 1/2" ~ 56", pressure from 0.6 to 42.0 MPa and 150 lb to 2500 lb, temperature ranges from -196℃ to 649℃. It is widely used in power station, nuclear power, petroleum, chemical industry, natural gas, military industry, municipal administration, metallurgy, construction, pharmacy, paper making, coal mine, cement, pollution discharge, environmental protection, energy saving and other industries. Its products are reliable in quality and stable in performance and are highly praised by users.