HPL, or High Pressure Laminate, is a new type of building decoration material whose main components are multi-layer cellulose paper and phenolic resin, plus a small amount of adhesives and additives. The Chinese name is fire-resistant board, also known as fire-resistant board, and its scientific name is thermosetting resin impregnated paper high-pressure laminated board. It is a refractory building material for surface decoration, with rich surface colors, textures and special physical properties. The material has excellent wear resistance, corrosion resistance, heat resistance and waterproof performance, so it has been widely used in furniture, kitchen, bathroom, floor, wall decoration and other fields.