Nantong Yonggao Tempered Wire Manufacturer Co., Ltd. specializes in manufacturing high carbon spring steel wire, which is used for mechanical spring & mattress spring. We are located near Sutong Bridge. It's 1 hour from Shanghai by car.



With over ten years' development, we now have two subsidiaries: Nantong Yonggao Steel Wire Manufacturer Co., Ltd. & Nantong Yongsheng Steel Wire Co., Ltd. Our trademarks include 'Yongxin', 'Yongsheng' & 'Yonggao'. 'Yongxin' steel wire was awarded with "National Golden Cup Prize of...