What functions should general food packaging bags meet?Physically maintain the food stored in the packaging bag to prevent extrusion, shock, vibration, temperature difference and other phenomena. Shell maintenance The shell can separate food from oxygen, water vapor, stains, etc. Leakage prevention is also an essential element of packaging design. Some packages include blunt instruments or deoxidizers to extend shelf life.Vacuum packaging, or pumping air out of bags, is also a primary method of food packaging. Keeping food clean, fresh and safe during its shelf life is the main function of packaging bags. This is a great way to save on bulk or put the same variety of small items in the same bag into one bag. Powder and granular objects require packaging.Packaging and labeling convey information that tells people how to use, transport, recycle or dispose of packaging or food. In marketing, package labels are often used to encourage potential buyers to purchase a product. For decades, packaging design has been a humble, ever-changing phenomenon. The marketing communication battle face design is applied to the outer packaging box,(for some reason)Be the highlight of your sales presentation.Safe packaging plays an important role in reducing transportation safety risks. The bags also keep food from falling into other items. Food packaging can also reduce the possibility of food being stolen. Some food packages are strong and have anti-counterfeiting marks, which are used to protect the interests of businesses from loss.Related article recommendation: What are the printing methods of plastic packaging bags?Plastic bag printing processRelevant knowledge development:What are the functions of food packaging bags1, physical protectionThe food stored in the bag needs to avoid extrusion, shock, vibration, temperature difference and so on.2, shell protectionThe shell can separate food from oxygen, water vapor, stains, etc., and anti-seepage is also an essential factor in packaging design. Some packages include desiccants or deoxidizers to extend shelf life. Vacuum packaging or pumping air out of bags is also the main method of food packaging. Keeping food clean, fresh and safe during its shelf life is the main function of packaging.3, sealed in the same packageThis is a great way to save on size by packing the same small items into one package. Powder and particulate items require packaging.4,send MessagePackaging and labeling tell people how to use, transport, recycle or process packaging or food.5, marketingMarketing often utilizes box labels to encourage potential buyers to purchase an item. Packaging design has become an important and ever-changing phenomenon over the decades. Marketing communications and graphic design are used for the outer box as well as(for some reason)Highlights of sales presentations.6,SafetyPackaging can play an important role in reducing shipping safety risks. Bags also keep food from falling into other merchandise. Food packaging also reduces the possibility of food being stolen. Some food packaging is very strong and has anti-counterfeiting marks to protect the interests of the enterprise from loss. Packaging bags can have laser marking, special colors, SMS authentication and other labels. In addition, in order to prevent theft, retailers put electronic monitoring tags on food bags, such as returns when consumers return goods to stores.7,convenientPackaging can be bought, handled, stacked, displayed, sold, opened, refilled, used and reused.8partial controlIndividual packaging helps to accurately control the overall situation. For example, the amount of salt may be known in the package. It also makes it easier to figure out recent sales, such as dairy deliveries and milk bottle returns, rather than having consumers fill it themselves.