TSINGSHAN INDUSTRY(TIANJIN)COLTD is a comprehensive steel supplier integrating production, trade, research & development, processing and logistics. Main exports steel pipe ,steel plate, steel bar,copper steel, stainless steel, aluminum steel and steel structures etc. our products are certified by ISO9001, BV, SGS and other international famous authentication institutions. Customers cover areas like Africa, Europe, America and so on. We welcome all users, manufacturers and traders for cooperation!