With the rapid development of China's economy, Stand Up Food Bag the domestic residents ' purchasing power level and consumption intention are gradually enhanced, and the consumption concept will tend to improve the quality of life. Beverages, the market demand of liquid food such as wine, edible oil and condiment will increase steadily with the development of economy and the improvement of people's living standard, especially the promotion of consumption ability in rural area will greatly pull its consumption of liquid food such as beverage, the development of commodity economy, the commercial nature of the packing bag itself is more and more It has become a special product that is no longer attached to commodity production, a product that all goods are inseparable from, widely used products, Stand Up Food Bag food packaging bags refers to direct contact with food, for the preservation and protection of food film containers, so should use food-grade plastic film production, food packaging bags are generally more than two layers of composite packaging bags , the materials of various characteristics are compounded to improve the permeability of packaging materials, moisture permeability, oil resistance, water resistance, resistance to drug quality, so that it plays pest control, dust-proof, microbiological, light, incense, Stand Up Food Bag odor and other odor isolation, as well as heat, cold, impact resistance has better mechanical strength and processing applicable performance, and has a good printing and decorative effect.
Food packaging composite packaging materials will eventually be made into a variety of bags before they can be used. There are two ways to make bags, one is the use of packaging manufacturers in the automatic packaging machine filling, and molding packaging into a variety of packaging bags; the other is because the bag-making mechanism into a variety of packaging bags after the loading of content. As a result of professional bag control precision, bag-type beautiful, bag change, bag type, so, in a considerable number of cases, Stand Up Food Bag are first made into bags. The production flow of all kinds of compound packaging bags of food package is designed by ←→ design ←→ printing ←→ compound ←→ ripening ←→ cut ←→ product inspection ←→ finished products, mainly divided into: Plastic packaging bags, aluminum foil packaging bags, aluminum foil composite packaging bags, Stand Up Food Bag aluminum foil composite packaging film, aluminum foil composite packaging bags, Paper Aluminum-plastic composite packaging bags and packaging shape of the special-shaped bags, suction mouth bag, organ bag, middle seal bag, three-side sealing bag, four sides sealing bag, zipper bag, self-supporting bag, yin-yang bag, etc., Stand Up Food Bag its application range can be divided into: ordinary food packaging bags, vacuum food packaging bags, inflatable food packaging bags, boiled food packaging bags, Stand Up Food Bag Cooking food packaging bags and functional food packaging bags. The development of the bag has gone through four obvious stages: the original packing bag stage, the big packing bag stage, the small packing bag stage, the present gradually enters the new stage of environmental protection (green) packing bag. From a variety of styles, Stand Up Food Bag colorful packaging bags can be found that the present packaging has not only the pursuit of practicality, commercial, its artistry should not be overlooked.
As the mainstream technology of packaging printing, gravure printing, especially gravure printing version should also strengthen exchanges, Stand Up Food Bag and packaging development. Food packaging composite Packaging bags a wide range of specifications, Stand Up Food Bag so the design and production staff often overlooked the bag-making, but the finished product packaging is unsatisfactory, and even become waste.