Plastic-wood plate profile

The utility model belongs to the field of plastic-wood boards, particularly relates to a plastic-wood board section bar, and aims to solve the problems that when an existing plastic-wood board is used for decorating inner and outer walls of a house, heat insulation can only be carried out by means of the plastic-wood board, the heat insulation effect is poor, and heat preservation and heat insulation can not be effectively carried out, the following scheme is provided: the plastic-wood board section bar comprises a plastic-wood board main body, a plurality of cavities are formed in the plastic-wood board main body; the heat insulation mechanisms are arranged in the multiple cavities and used for improving the heat preservation and heat insulation performance of the plastic-wood board body, each heat insulation mechanism comprises a heat insulation layer used for improving the heat insulation performance of the plastic-wood board body, and the cavities are filled with the heat insulation layers; the heat insul