... of metal curtain wall 3003 Aluminum Coil, Jiangsu DaOu Aluminum Industry Co.,Ltd, Located in beautiful and rich Yangtze River Delta -----Changzhou ... cutting, slitting l set, 2 sets of roll grinderrepair, with an annual output of high-grade aluminum coil, sheet, strip, ... million square; two aluminum sheet metal production lines, with an annual output of metal finishes heat integration Plate 50 million ...