Color coated roll is a product made from hot-dip galvanized sheet, hot-dip aluminum-zinc sheet, electrogalvanized sheet, etc. as substrates, after surface pre-treatment (chemical degreasing and chemical conversion treatment), one or several layers of organic paint are applied to the surface, and then baked and cured. Color coated rolls are lightweight, aesthetically pleasing, and have good corrosion resistance. They can also be directly processed and are generally classified into gray white, navy blue, and brick red colors. They are mainly used in the advertising industry, construction industry, home appliance industry, electrical appliance industry, furniture industry, and transportation industry.