The aluminum three- -dimensional board is an improved version of the aluminum honeycomb panel and the aluminum-plastic panel. It does not require the expensive unit price of the aluminum honeycomb panel, but is stronger and lighter than the aluminum honeycomb panel. Lighter than aluminum-plastic composite panel and high fire-proof grade, all-aluminum structure, no polyethylene plastic component, environmentally friendly and fireproof, but with aluminum-plastic panel, the unit price is cheap and easy to process, the appearance of the effect is diversifed, whether it is imitation stone Patterns, imitation wood or brushed mirrors are all perfect. Therefore, it can be used as a substitute for aluminum composite panels or honeycomb panels.