... please contact us for more information. Tianjin Shangyi Metal Structure Trade Co. Ltd is a leading export company base in ... Steel Plate, Cold Rolled Steel Plate, Mild Steel Plate, Structure Steel, difference kind of pipes, Galvanized Steel Pipe, Seamless ... cooperate and build long-term partnership! Company NameTianjin Shangyi Metal Structure Trade Co. LtdAddressA1905 of Future Plaza, No 103, Weidi ...