Heat insulation composite board for wall

The utility model relates to a heat-insulating composite plate for walls, which comprises wall surface layers 1 and a core layer 4. The utility model is characterized in that the wall surface layers 1 has an upper layer and a lower layer, and a strengthening plate layer 3 is arranged at the middle of the two layers. Simultaneously, the core layer 4 and strengthening ribs 6 are arranged between the upper layer and the lower layer, and the upper part and the lower part of the plate are provided with interfaces 2. The utility model is the heat-insulating composite plate for inner walls, and has the advantages of simple structure, convenient installation and operation, mould production, simple manufacturing process, low cost, heat insulation, high strength, light weight, thin shape, water resistance, moisture prevention, fire resistance, etc.