COMPOSITE POSITIVE ELECTRODE MATERIAL AND PREPARATION METHOD THEREFOR, POSITIVE ELECTRODE PLATE COMPRISING SAME, BATTERY, AND ELECTRICAL APPARATUS

A composite positive material and a preparation method therefor, a positive electrode plate comprising same, a battery, and an electrical apparatus. The composite positive electrode material comprises a positive electrode active material and a coating layer, wherein the coating layer coats at least part of the surface of the positive electrode active material, the coating layer comprises a composite material, the composite material comprises particles containing elemental M and a lithium-ion conductor material attached onto the surface of the particles containing elemental M, and M comprises at least one of S, Se and Te.