Plastering wall materials are divided into general plastering and decorative plastering. General plastering material, general plastering facing structure, including lime mortar, mixed mortar, cement mortar, etc. In order to ensure smooth and firm plastering and avoid cracking and falling off, layered operation is needed in structure and construction, and each layer should not be too thick. The thickness of various plastering layers should be determined according to the nature of basic materials, the types of mortar selected and the requirements of plastering quality. Plastering facing is generally divided into bottom layer, middle layer and surface layer. The functions and requirements of each layer are different. Decorative plastering materials, decorative plastering facing structure, decorative plastering includes water brushing stone, dry sticking stone, cutting fake stone, cement napping, etc. Decoration plastering generally refers to the use of basic materials such as cement and lime mortar for plastering. In addition to plastering the wall, different construction methods are adopted to directly make the wall into a decorative layer. Compared with ordinary plastering, it is more decorative, with higher grade and cost. In addition to the same function as ordinary plastering, it also has the particularity of its own decoration technology, so its veneer often has distinctive artistic characteristics and strong decorative effect.