The laminate is covered with a film on the aluminum alloy substrate. It is made of high-gloss film or phantom film, and the surface is coated with professional adhesive. The coated sheet is bright and lustrous, and can be selected for a wide variety of colors, waterproof, fireproof, excellent durability (weather resistance, corrosion resistance, chemical resistance) and anti-staining ability, and excellent UV protection performance. Different brands of laminated sheets have different materials and thicknesses, and the materials and thickness of the coatings are different. Another building laminated board is made of poplar wood and other materials.