East Pipe Co., Ltd., is a spiral welded pipes supplier http://www.eaststeelpipe.com/ founded in 1979 in Weifang of China,Weifang East Pipe Industry Technical Co., Ltd., provides production,study,import ,export of spiral welded pipes,Weifang East Pipe Industry Technical Co., Ltd., is one of the greatest supplier of large diameter anti-corrosion pipes and steel fire sprinkler pipes in China.The company has more than 36 years reliable Development experience in spiral welded pipes supported by annual manufacturing capability of 500,006 tons.