UNITED STEEL INDUSTRY CO.,LTD(USI Group) is one of the largest steel pipe manufacturers in China. Established in1989,headquartered in Suzhou City,Jiangsu Province.USI group has 20 branch companies,total assets:1 billion dollars,more than 10000 employees, and 6 factories,locate in Tianjin ,Suzhou and Cangzhou city, for producing steel pipes,such as seamless steel pipe,carbon steel pipe,welded steel pipe,ERW,SSAW,LSAW,,Stainless Steel Pipe,Hollow Section etc.. OUR ADVANTAGE: 1.Strong financial support:we can handle max amount 30 million dollars for an order. 2.Rich experienced marketing team/production team/after-sales team,our partners are PDVSA,NIOC,SINOPEC,CNPC..etc 3.We can provide you with all the required documents when the tender is in progress. UNITED STEEL INDUSTRY,As one of the largest manufacturers and exporters of steel pipe in China,We offer you the best steel pipes,such as Carbon steel pipe,seamless steel pipe,stainless steel pipe,welded pipe,ERW,SSAW,LSAW and pipe fit