... to block the light and the moisture. 2.use for food packaging 3.any size 1aluminium foil pack bag,it can ... to block the light and the moisture. 2.use for food packaging 3.any size as your request The major products ... for coffee,sauces,meat,frozen food,pet food,sea food,juice,noshes,etc.Incluse all kinds of food wrapping.2) Commodity bags for commodities,such ...