jinghai, tianjin, china Tianjin, Tianjin
Our main products are Spiral Steel Pipe, ERW Steel Pipe, Seamless Steel Pipe, Coating Steel Pipe, OTCG(Casing, Tubing), Line Pipe, Pipe Fitting, shaped Tube and others .
Spiral Steel Pipe, ERW Steel Pipe, Seamless Steel Pipe, Coating Steel Pipe, OTCG Casing, Tubing, Line Pipe, Pipe Fitting, shaped Tube
