Hebei Cangzhou Hengtong Tubing Co., Ltd is one professional manufacturer in Hebei of China that specialized in making all kinds of flanges, pipe fittings and pipes since 1976.then we have plenty experience for exporting for many years. Our products have been exported to more than 30 countries, and enjoy a high reputation in the world market.We own the workshop of 90 thousand square meters with 300 employees; also, we have own the 75 sets of hydraulic pressure equipment, ranging from 200T-2000T. Our annual production capacity is 25 thousand tons with 8 production lines. Our major products cover high intermediate and low pressure series of flanges, pipe fittings such as:, elbows, Tees, reducers, caps, bends, and flanges etc. We can also manufacture according to customers� special designs and requirements. The materials we adopt are carbon steel, alloy steel, stainless steel and special steel. Our products are mainly used for Petro-chemaical, Chemicals, oil&gas , Metallurgy, Shipbuilding, nuclear power and other critical application etc. With a group of strong contingent of technician and the state-of-art manufacturing plant, plus the very fare-thee-well inspection solutions, our products certified of ISO9001:2000 and API in 1998 and 2002 respectively. we are one of the best suppliers of CNPC(China Petroleum)and SINOPEC(China Oil and Chemistry).