Brief Introduction Lianggong Valves(Liaoning) Plant is one of the factories which manage on the design, production, sales of high/middle pressure steel valves and the control of special fluids. The plant locates at the foot of Qianshan, one China famous moutain. Since establishment, the enterprise was laying stress on the structure of talents, where a lot of valves specialists with high grade. The products can be manufactured according to following advanced national standard such as GB, JB(China), API, ANSI(USA), BS(British), DIN(German), NF(Frence) JIS, JPI(Japan), ISP(International) ***** The range of products includes gate valve, stop valve, ball valve, check valve, butterfly valve, exhaust valve, diaphragm valve, hydraulic valve, instrument valve, control valve, special valve, refining & chemical valve, water & drainage valve, metallurgy valve, power station valve ***** The valve size is raning within 1/8"~200"(DN3mm~4000mm); the pressure class ranges within 150LB~2500LB(0.1MPa~42MPa); the working temperature is ranged from –196 to 1200; the driving modes include manual, electric, hydraulic, pneumatic, electro-hydraulic acting etc.; the materials of valve body is selected from titanium, copper, carbon steel, steel alloy, stainless steel, quality stainless steel, titanium mill products, Monel, #20 alloy, WCB, Wc6, WC9, A105, LCB, CF8(304), CF8M(316), CF3(304L), CF3M(316L), CN7M and TA2 ***** In addition, the plant can make some valves suitable for the strict working condition according to the requirements of customers in special industries. For many years, the products have been widely used in the industries of petroleum, chemicals, metallurgy, mining, power station, foodstuff, pharmacy, national defence, urban construction and environmental protection etc. And exported to Southeast Asia and Middle East. In 2004, the plant has passed the certificate of WQA, ISO900001(2000). On the basis of the tenet of outstanding quality and super service, Lianggong will surpass itself to serve for great customers with good credit, furthermore, the plant will obtain the others&＃039; experience, new knowledge, new technology and develop new products to meet the daily-increasing requirements in branded of technology, the plant wishes to cooperate with the persons and friends abroad and domestic so as to co-create the brilliance.