Changzhou Dingang Metal Material Co., Ltd., is located in Changzhou city of Jiangsu province, 200KM from Shanghai. The company is a market leader in manufacturing galvanized steel coil, aluzinc steel coil, pre painted steel coil, Tinplate sheet, Tin-free steel, aluminum coil and pre painted aluminum coil since 1991. The company provides a comprehensive range of application in many fields, such as buildings and construction, transportation, appliances, etc. With regards to the management of process, the company runs following the ISO9001:2008 and ISO14001:2004 standards, furthermore, the company is audited supplier which was presented by SGS and Made-in-China, ranking tenth in exporting value in Zhonglou District of Changzhou city in 2010. Focus on developing wide production and improving quality, we are working-on-it all the time, we hope you can visit or contact us, and give us your valuable suggestions.