The surface is smooth as porcelain, white and delicate, and it is a new type of environmentally friendly putty powder. Non-toxic and harmless, made of pure natural materials; High surface hardness and long service life; Waterproof and moisture-proof, good air permeability, automatic adjustment of indoor air humidity, protection of the wall, good hiding power; Stable and reliable quality; The operation is simple, and the construction is time-saving and labor-saving.