Color-coated aluminum coil refers to the surface treatment of aluminum alloy with coloring. Due to the high stability of aluminum alloy, it is not easily corroded, and the surface treatment can ensure that it does not fade for at least 30 years. Additionally, with its low density and high hardness, it is one of the lighter metals by volume. Color aluminum, a new material recently emerging in the door and window field, boasts unparalleled strength compared to plastic steel. It also offers a wide range of colors and is free from the "toxic" concerns that often accompany plastic steel. Therefore, it is widely used in fields such as building facade doors and windows, sunrooms, and balcony enclosures. Now, color-coated aluminum coil has become one of the decorative materials. It is an environmentally friendly, durable, and aesthetically pleasing green material. As a decorative material, it has the following unmatched advantages: even coloration, glossy finish, strong adhesion, durability, resistance to acids, alkalis, and corrosion, resistance to weathering, aging, friction, ultraviolet radiation, and strong weather resistance.