1. Physical protection of food stored in the packaging bag needs to avoid squeezing, impact, vibration, temperature differences and other phenomena.
2. Shell protection shell can make food and oxygen, water vapor, stains, such as separate, leakage prevention is also a necessary factor in packaging design. Some packages contain a desiccant or deoxidation agent to prolong the shelf life. The air in the vacuum package or the bag is also the main food packaging method. Preservation of food in the shelf life of clean, fresh and safe is the primary function of the packaging bag.
3. Encapsulating or loading the same type of small object into a package is a good way to save volume. Powder and granular objects need to be encapsulated.
4. Convey information about packaging and labeling to tell people how packaging or food is used, transported, recycled or processed.
5. Marketing often uses box labels to encourage potential buyers to buy goods. Packaging design has become an important and changing phenomenon for decades. Marketing communications and graphic design should be used in external packaging boxes and (for some reasons) the highlights of the sales presentation.
6. Safe packaging can play an important role in reducing the risk of transport security. The bag also avoids food being added to other goods. Food packaging can also reduce the likelihood of food being eaten. Some food packaging is strong and has a security logo, the role is to protect the interests of businesses from loss. The packaging bag can have laser logo, special color, SMS certification and other labels. In addition retailers for the prevention of theft, food bags affixed with electronic monitoring labels, such as consumers get the outlet to the store to degaussing.
7. Convenience packaging may have easy access, loading and unloading, stacking, display, sales, opening, reloading, use and reuse.
8. Partial control of a single package helps to accurately control the overall situation. For example, you can know the amount of stock in the pack. It also facilitates the calculation of recent sales, such as the delivery and recycling of cow bottles by dairy companies, rather than the filling of consumers themselves.
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