East Pipe Industry Co., Ltd., is a rigid conduit couplings producer http:// constitute in 1979 in China Weifang, China East Pipe Co., Ltd., supplies manufacture, technology research, export, import of rigid conduit couplings, China East Pipe Co., Ltd., is one of the biggest producer of anti-corrosion pipes and steel fire sprinkler pipe in China. The factory has more than 30 years specialized export experience of rigid conduit couplings count on annual manufacturing capacity of 500,000 tons.