PVC foam board is a lightweight, water, corrosion and chemical resistant material that is commonly used in indoor and outdoor decoration and construction materials. It is composed of polyvinyl chloride foam board and polyvinyl chloride hard board, its internal structure contains micropores, soft texture, light weight, has good heat insulation performance, can be widely used in advertising, decoration, furniture and other fields. It has waterproof, moisture-proof, sound insulation, heat preservation, shock absorption and other excellent properties, and has the characteristics of easy processing, installation and maintenance.