Multifunction metal facing-wall board

The utility model discloses a multiple function mental surface wallboard belonging to the building wall surface decoration profile; the purpose of the utility model is to provide a decoration profile which is light in weight, low in cost, convenient in installation and used to decorate the outer wall. The technology scheme includes a panel, and a plastic core plate which clings to the back of the panel through bonding layer; a bottom plate (4) arranged with a plurality of holes (7) on its surface attaches with the plastic core plate (3) whose surface arranged with a plurality of convex nails (8), the convex nails (8) with a shape corresponding with the holes (7) is embedded in the holes (7) thus to fix the plastic core plate (3) and bottom plate (4) firmly. The utility model is less in mental consumption, light in weight, low in cost, simple in structure, convenient in installation and has advantages of insulation, heat insulation and environmental protection and is a ideal building wall surface decoration profile.