... , Tianjin BAIJIN International Trade Co., LTD is a large company specializing in the production and selling of square, ... we have always adhered to the business policy as "Quality for Survival, Product for Development, Credibility for Cooperation and ... steel pipe manufacturing group. We have cooperated with Bao steel, Wu yang steel, TPCO, Baotou steel, Shou gang Jin tang Steel, An gang Steel, Daye Steel, ...