Shanghai Baishuo Metal Products Co., Ltd. (formerly Shanghai Sanlian Metal Products Co., Ltd.) is a professional manufacturer of high-quality cold drawn spring steel wire, oil quenched tempered steel wire, and special shaped steel wire. The company was founded in 1985, covering an area of 34133 square meters and a factory area of 8642 square meters. It has complete production and testing equipment, including 21 complete sets of drawing and rolling equipment, 8 related testing equipment, and a relatively complete physical and chemical laboratory; The company has cultivated a group of engineering and technical personnel with rich experience in the field of metal products through long-term production practice, accumulating rich production experience and strong technical strength.