Metal carved board is a non-toxic, odorless, and pollution-free insulation and decoration material composed of a metal decorative layer, insulation layer, and moisture-proof layer. The surface is a colored relief decorative metal plate treated with a special coating, the middle is a hard high-density polyurethane foam insulation layer treated with flame retardant, and the bottom is an aluminum foil protective layer that plays a role in thermal insulation, moisture resistance. Due to the characteristics of thermal insulation, waterproof and flame-retardant, lightweight and earthquake resistant, convenient construction, sound insulation and noise reduction, green environmental protection, aesthetic durability, etc., as well as the simple and practical assembly method of the board body, it is not limited by seasonal environment. Therefore, installation and use are very safe and convenient, suitable for all seasons. The metal carved decorative layer has over a hundred relief patterns and colors, providing a luxurious and beautiful decorative effect, highlighting the level and taste of the building. Board materials are suitable for insulation and decoration of exterior walls of newly constructed brick concrete structures, frame structures, steel structures, lightweight buildings, and other types of buildings. They are also suitable for energy-saving renovation of existing buildings, as well as indoor and outdoor decoration. Metal carved panels can be widely used in various engineering fields such as municipal construction, apartment residences, office halls, villas, garden attractions, old building renovations, security guard booths, etc.