Aluminum foil ton bag (moisture-proof bag, aluminum-plastic composite bag, vacuum bag, large-scale three-dimensional moisture-proof bag), which can be added with a vacuum valve, has good water barrier, gas barrier and moisture resistance, and the material feels comfortable, smooth, strong, and flexible It has good protection performance: oxygen barrier, moisture barrier, puncture resistance, high strength, high toughness, one-way or two-way ventilation, strong ultraviolet resistance, chemical resistance, grease resistance and acid and alkali substances.