EPS sandwich panel uses colored steel plate as surface material, close-hole self-extinction polystyrene foam plastic as core material. After automatic continuous forming machine pattern dies colored steel panels, these materials will be applied with high strength binder to form a high-efficiency compound building material. The panel is mainly used for public buildings, roof and wall of industrial workshops, clean workshops, and combined refrigerated warehouse, storied buildings, and kiosks. It features of thermal protection, waterproof, fast construction speed, durable and beautiful. The panel has different kinds such as splicing type, inserting type, hiding type.