The advantages of flexible packaging are: 1, The range of suitable products is very wide. 2, It can meet the diversified protection requirements of commodities and significantly improve the shelf life of commodities. 3, The packaging process is simple, and the operation and use are convenient. 4, Strong product attractiveness, especially suitable for the requirements of sales packaging. 5, Save packaging costs and transportation costs. 6resource consumption, environmental protection and other aspects have obvious.