... April of 2008,Tianjin City Hengfeng Jinda Metal structure Co., Ltd, the former of which is a Sino-Korean enterprise, lies ... of weld machines which are self-designed and intellectual-property rights reserved,4 milling machines,8 lathes ,2 benders, and 3 planning ... . We strive to provide our customers with “all-in-one” services. Meanwhile, the company has set up a perfect quality control system ...