Plastic hollow board is generally made of environmentally friendly non-polluting recyclable thermoplastic polypropylene (PP), polyethylene (HDPE) resin and various accessories made of another, in addition to a polycarbonate (PC) hollow board, also known as sun panels, glass It is made of high-performance engineering plastics PC resin. It has the characteristics of high transparency, light weight, impact resistance, sound insulation, heat insulation, flame retardant, anti-aging and so on. It is a kind of high-tech, Comprehensive performance is extremely excellent, energy saving and environmental protection of plastic sheet, is currently widely used in the international plastic building materials.