The corrguated metal sheets have so many usages. The corrguated metal sheets is suitable for regions, which usually have extreme temperatures. For its metallic properties, it can resist the extremely hot weather and maintain good condition in the low temperature. So it can be applied in many palces. Like the warehouses, barricading, manufacturing industries, shopping malls, commercial buildings and residential buildings. The corrguated metal sheets is made of the galvanised and it coated with a standard alkali wash coat. This special layer makes the excellent durability possible. Under the normal circumstances, the product can be used for nearly 40 years. It can avoid most unwanted damage. The coated layer would not easily be flaked off.