Galvanized steel coil is one of the hot-selling products. It's the cost-effective material, which combines durability and smooth appearance. It's also easy to paint and use. It is available in big, regular, small, and zero spangles. In addition, it features lightweight, aesthetics, and excellent corrosion resistance. Therefore, GI coil has been a new material for many fields, such as construction, shipbuilding, vehicle manufacturing, furniture, home appliances, etc.