High-strength color ppgi gi galvanized steel sheet roof tile as the substrate, after surface pretreatment (chemical degreasing and chemical conversion treatment), the surface coated with a layer or several layers of organic coating, and then through curing products. Color coated coil substrate have hot dipped galvanized coils, galvalume coils, aluminum coils, etc. Because of a variety of different colors of organic paint color steel coil plate named, short for color coated coil. or PPGI coils, or PPGL coils. Use: roof, wall, wall, workshop, partition, partition, ceiling and other buildings.