Nanjing Dongcheng Machinery Tool Co., Ltd. is a collection of production, production, processing as one of the professional and technical emerging enterprises. The company has exquisite technical force and strong strength. Specializing in the production of a variety of hot and cold blade series and production repair: tension machine roller, intermediate, cold rolling line of various specifications of tension straightening roller. Company to market needs as a guide, based on excellent quality, products are widely used in major steel mills and steel processing cold rolling processing line, finish line, galvanized, color coated plate production line, in the use of the process, by the major enterprise customers alike.