Tianjin Tanggu Watts Valve Co.,Ltd.(TWT) has a 50 years history of designing and manufacturing low and medium pressure high quality valves. TWT is a joint venture established in 1994 by Tianjin Tanggu Valve Plant and Watts Industries. Inc.USA.TWT is capable of and has the facilities to design and manufacture butterfly avlves, gate valves, check valves. hydraulic auto control valves,shut-off valves, balll valves,exhaust valves, square gate valves, round gate valves, strainer,and pipeline accessories ranging from Dn15 to DN 3000 at pressure rating from 0.05 to 6.4 Mpa. TWT's two thousand various products are widely used in hydraulic generations, city plumbing, wastewater treatment facilities, petroleum and chemical industries, heating supplies, petroleum and chemical industries, heating supplies, and any other water related industries. Among them,Wafer butterfly valves, DB flange butterfly valves and Tri-eccentric compound ring metal seated butterfly valves won the State New Products awards in 1994,2000,and 2001,respectively. The butterfly valve series carryings the "TWT" brand name was selected for the Famous Brand Product of Tianjin Award by the Tianjin government. The company owns 11 patents and has received 12 awards for achievements in the field of technology and manufacturing excellence.