Hebei Zhonghai Steel Pipe Manufacturing Corporation established in 1997 and offers investments for the plenty of advanced production equipment. It is located in the steel pipe base??angzhou longtan industrial development zones.have the 240 kilometers of distance to beijing as well as to the tianjin port about 140 kilometers.vast in territory. Unique geological location and convenient transportation make our factory enjoy best location, good investment environment and aggressive consciousness, which allows cangzhou to be a hot land with business opportunities and hopes and an ideal place of setting up enterprises