Vacuum Insulation panels (VIP) in English Vacuum Insulation Panel for short, is one of the Vacuum thermal Insulation material, by filling the composite core material and Vacuum protection surface layer, and it effectively avoid caused air convection heat transfer, thus can greatly reduce the thermal conductivity, is less than 0.003 w/m.k, and does not contain any ODS material, has the characteristics of environmental protection and high efficiency and energy saving, is currently the world's most advanced and efficient heat preservation material.