Self-cleaning coating technology, and negative oxygen ion technology. The company produces functional new decorative materials suitable for interior walls, exterior walls, floors, and ceiling applications. The new nanometer board material produced has a high fire resistance rating, is water-resistant and mold-resistant, safe and environmentally friendly, easy to install, and lightweight for efficient construction. Custom sizes are available upon request. These materials can effectively replace conventional decorative materials such as marble, ceramic tiles, wood, aluminum panels, aluminum composite panels, and steel plates. They have a vast market potential and will serve the prefabricated construction and modular decorative materials fields extensively.