Wallboard, the name of furniture components in ancient Ming and Qing Dynasties. Located on the left and right sides of the furniture, the vertical panel is called "side panel" or "wallboard". Now it refers to a kind of building material. It is a building structure composed of wall and floor. The bearing wall of wallboard structure can be made of brick, block, precast or cast-in-place concrete. According to the different materials and construction methods, it can be divided into three types: mixed structure, fabricated large plate structure and cast-in-place wallboard structure.