Wallboard, the name of the furniture parts of the ancient Ming and Qing Dynasties. The plates on the left and right sides of the furniture are vertically referred to as "side plates" or "wall panels". Now refers to a building material. It is a house structure that consists of a wall and a slab. The load-bearing wall of the wallboard structure can be made of brick, block, precast or cast-in-place concrete. According to the materials used and the construction methods, it can be divided into three types: mixed structure, assembled large plate structure and cast-in-place wallboard structure.