Tianjin Doublewin International Trading Co., Ltd.

We,Tianjin Doublewin International Trade Co.,Ltd. belong toTianjin Doublewin Group. We specialize export Pre-galvanized Pipe (include Round, Square and Rectangular section), Hot dip galvanized pipe(HDG Pipe),ERW Pipe and tube, Spiral welded pipe, Plastic tube, Shelf tube, Special pipe, Seamless steel pipe, Prefabricated directly buried insulating pipe and 3PE anti-corrosion pipe. We also engage in sell Copper plate, Copper pipe, Copper bar and Galvanized steel wire. [Details]