Food packaging bags Food packaging bags refer to packaging products used to contain food. This refers to plastic composite packaging bags. There are also many containers for general packaging of food. We will not introduce them one by one here. This article focuses on the application of plastic flexible packaging in the food industry. In summary, the advantages of using plastic flexible packaging as food packaging bags are: light weight, softness, less waste, small footprint, and low cost. Therefore, food packaging bags are more competitive in the market than rigid packaging. With the continuous development of the food industry, plastic flexible packaging has become the main method of food packaging, and flexible packaging has gradually become the darling of packaging materials. First, the point-use space is small, which is convenient for transportation. In the process of transportation, plastic flexible packaging is light and soft, which is convenient for transportation, which is much more convenient than bottles and cans. Second, the cost is low and resources are saved. Compared with other packaging containers, food packaging bags cost less. Third, the printing effect of food packaging bags is good, and the bag types are various. Through the design of colorful patterns, the food packaging bags are full of patterns, and different bag types also bring novelty and innovation to the food packaging bags. Type classification, we will introduce to you in the next article. Fourth, food packaging bags have good sealing performance, and different packaging bag materials have various functions, which can be selected according to customer requirements, and have strong plasticity. For example, food aluminum foil bags have the characteristics of shielding from light, anti-oxidation, and strong external decorative effect; such as food vacuum bags can be evacuated and packaged without oxidation. The specific different characteristics will be explained in detail in another article. Because of the many benefits of using food packaging bags, food packaging bags continue to become the new darling of the packaging industry.