Dongguang County Dongguang Packing Machinery Co. LTD is a new-type joint-stock enterprise transformed from Dongguang Packing Machinery General Factory of China National Packing Corporation (Hebei), which has developed for more than 30 years. We' re specialized in the R&D and manufacturing of two, three, five and seven-layer corrugated cardboard production line. Design speed:150-350m/min Production width :1400-3350mm Layers:2/3/5/7&AAA heavy duty cardboard At the same time, we can also upgrade corrugated lines, which can increase the speed, save energy consumption and reduce the rate of defective products of existing production lines.