Thermal bag is the composition material of AL,PE,PET, PA,BOPP NY,including VIP bag,STP bag ,barrier bag ,widely used in fresh food ,cooked food,and other food packaging,such as snack,milk powder,beverage powder,nuts,dried food,dried fruit,seeds,coffee,sugar,spice,bread,tea, herbal,wheat,cereals,tobacco,washing powder,salt,flours,pet food,candy,rice, confectionaries etc.