It reflects the radiant heat generated by sunlight, and is applied to the thermal insulation material of building roof. It can also composite epe, bubble and other materials to meet the needs of customers. This kind of material can even be used for the wall, ground and animal husbandry roof of the house, and can be used for a variety of functions, such as keep the temperature as constant as possible. This product has high reflectivity, which effectively realizes the purpose of energy conservation and emission reduction. The other two advantages of the product are easy installation and excellent moisture barrier effect.