Flexible packaging is the use of soft composite packaging material bag containers, flexible packaging technology has greatly improved the mechanization and automation levels of the food and beverage industry, to speed up the modernization and socialization process of people's eating habits. In developed countries, flexible packaging has become one of the main forms of packaging food, beverages, and in a certain range to replace the canned and bottled.

In recent years, China's flexible packaging market soon, so far the introduction of 10 aluminum composite production lines, different processes dry compound, melt compounding, extrusion lamination, etc. Depending on the purpose of the adoption of flexible packaging. Flexible packaging not only with moisture, fresh effect, and printable various patterns and text, is an ideal material modern commercial packaging. With the improvement of people's living standards, as well as flexible packaging foil much room for development