The production line uses and characteristics The production line with the galvanized steel sheet or different-colored steel or aluminum as raw materials and products for the construction of housing outside of the roof panels and wall panels and interior panels or ceilings, etc. to increase the beauty of the roof or wall durability. The production line does not produce the length of restriction required according to the construction in the computer controller to set different sets of data, a key to "confirmation", the device auto-configuration of your computer data in accordance with the production of finished products of different lengths. After the production line of the finished surface is smooth, flat, no scratches, easy to install construction. Be in the national steel construction standards. liqimei1121@163.com