Tianjin TSD steel Imp. & Exp. Co., Ltd , located in the largest steel base Tianjin China, has been specializing in Steel Industry for more than 10 years . TSD acts as a perennial distributor of steel pipe, steel plate, PPGI,PPGL,GI,GL,Corrugated steel roofing sheets, steel rod, steel profiles of BaoWu steel, An Steel, HBIS, JISCO,Rizhao steel ,etc. Our products can be widely used in different fields like vehicles, machine tools, thermal energy, chemical, aerospace, construction and other industr