Changzhou Dinggang Wall Material Co., Ltd., which was the subsidiary company of Changzhou Dingang Metal Material Co., Ltd., it is located in the center of changzhou, jiangsu province, The company was established in 2007, it was a group type of industry and trade. The leading products of the group such as the galvanized steel coil(plate), galvalume steel coil(plate), the color coated steel coil(plate), the aluminum coils(sheets), etc. According to the development in the new century and the ...