sterilization The roung foil container is also widely used for sealed packaging of products requiring long shelf life. It can also be used in non-food applications and industries, such as the pharmaceutical industry. The advantages of aluminum foil packaging containers, low weight and storage volume and low transportation costs.           Roung foil container has the advantages of light weight, easy recycling, no harmful substances generated in the process, green environmental protection, and no impact on human health. Aluminum foil lunch boxes are used more in airplanes, motor cars, etc. Due to the large demand, the market prospect is also very good. Aluminum foil is often referred to as tin foil, which has an excellent insulation function. It can basically completely isolate gas and moisture under the premise that the thickness of tin foil is satisfied.