China Liaoning Lianggong Valve Factory is a joint-venture enterprise engaged in industrial steel valve designing and manufacturing which conform to the standards of American API, ANSI, MSS, British BS, French NF, Japanese JIS, JPI, German DIN, and Chinese GB etc.

The products are mainly classified as gate valve, stop valve, check valve, ball valve, butterfly valve, instrument valve as well as plumbings, etc. The grade of pressure re from 150LB to 2500LB, and the ID range from 1/8" to 40"; The material for the valve bodies can be taken from WCB, A105, WC6, LCB, CF8(304), CF8M(316), CF3(304L), CF3M(316L), CN7M, Monel alloy steel and Titanium steel etc., or separately produced on the request of users.

China Liaoning Lianggong Valve Factory has been certified by ISO9001(2000) Quality System and one of the valve suppliers designated by Petroleum and Chemical Company of PRC, Petroleum Company of PRC and Power Industry Company of PRC etc.

For years, with a complete set of machining equipment and testing measures, Liaoning Lianggong has bee producing various kinds of valves and special valves widely used in the fields of petroleum, mining, metallurgical industry, papermaking, water supplying, war industry etc., and now sincerely welcomes friends from all around the world to have a visit and business cooperation.