Aluminum foil bags usually refers plastic composite vacuum bags, these products are suitable for large-scale precision machinery and equipment, chemicals, pharmaceutical intermediates moisture, light, vacuum packaging. Use of four-layer structure, with good watertight and oxygen barrier function. Are not limited to, the amount of body manufacture various specs, style bags, flat bags can be made, three-dimensional bags, organ bags and other styles. Products subject to GB and ASTM standards testing products meet environmental requirements (available third-party test report), the product line with the EU and North America on the packaging material of the most stringent environmental standards. Although vacuum packaging and inflatable packaging looks completely different packaging, but the purpose is the same: that is to extend the shelf life of food, from that point, the two packaging is actually not good or bad, as what kind of packaging, mainly have to depend on the product itself, such as cakes can not be chosen in order to prevent fragmentation vacuum packaging, vacuum packaging and meat is still the preferred.