Tianjin Jinnuo Steel Pipe Co., Ltd. is a professional manufacturer of steel pipe.The main products we operate include gi pipe,galvanized steel pipe  (hot dipped galvanized steel pipe/ pre-galvanized/ cold galvanized, Black steel pipe,Welded/Seamless Steel pipe,Round/Square/ Rectangular steel pipe, We have professional foreign trade team and rich experience of export ,so  we are confident that we can make you satisfied.