Polyurethane cold storage board with good heat insulation performance of light polyurethane as the inner material, outside by color steel plate, stainless steel plate, aluminum plate and other splint type cold storage board, can reduce the heat transfer due to the temperature difference between inside and outside, in order to achieve greater efficiency of refrigeration and refrigeration system. Polyurethane cold storage board commonly used specifications: 50mm, 75mm, 100mm, 120mm, 150mm, 200mm; The width is generally 1120mm, polyurethane cold storage board fire rating: B1, B2, B3, can also be customized according to special requirements.