What is a small food packaging bags?

What is a small food packaging bags?

Small food bags, namely puffed food, fried snack foods and baked goods such as bread packaging materials.

Small food packaging bags must have moisture-proof properties, since these foods are susceptible to water, another part of the vacuum bag must have isolation function of oxygen molecules in the air, otherwise, the oxygen into the vacuum bag, causing the deterioration of fried foods, only taste will become good, quality will be affected, not crisp or brittle.

Small bags of food materials also have special requirements, generally external to color printing, inside was aluminum foil bags, aluminum foil bags because the shelf life of the best.