This high-quality water-resistant putty powder is specifically designed for interior wall decoration. It is scientifically formulated with premium calcium carbonate, ash calcium powder, imported redispersible latex powder, and special water-resistant additives, and refined through advanced production processes. The product exhibits excellent water resistance, bonding strength, and workability. It is suitable for leveling and finishing various base walls such as concrete, cement mortar, and gypsum board, providing a smooth and solid construction base for subsequent finishing materials like coatings and wallpapers, effectively enhancing the decorative effect and durability of the wall surface.