Anodic alumina products can provide a variety of thickness, color and surface choice, its excellent workability can meet the design of a variety of household appliances, so that anodic alumina products are widely used in air conditioning panels, switch panels and other household appliances. The surface effect of anodized alumina with metallic luster breaks the original surface of ordinary household appliances with plastic texture, making household appliances have incomparable high-end quality.