▎ 摘　　要

NOVELTY - The utility model relates to the technical field of building and household decoration, specifically claims a graphene composite board, comprising a first composite board and a second composite board, the first composite board and the second composite board of the side surface and adjacent to the side of the plane respectively opened with the same direction of the mounting groove; when the mounting groove on the same side surface of the first composite plate and the second composite plate is jointed by the mounting piece, the first composite plate and the second composite plate are located on the same horizontal line, forming a ground paving unit for paving floor; the mounting groove on the side surface of the first composite plate and the mounting groove on the plane adjacent to the side of the second composite plate are spliced by the mounting piece; the first composite plate and the second composite plate are vertical to each other; forming a corner laying unit for paving the floor and the wall skirt. through the ground paving unit and the corner laying unit, it can conveniently and quickly install the graphene composite wood board on the underground or the wall skirt; when the mounting groove is separated from the mounting piece, the graphene composite wood board can be removed.