Nowadays, people are paying more and more attention to food safety and health. Talking about "plastic" has become a phenomenon that gradually appeared in the packaging industry. In fact, as the backbone of the packaging industry, plastic materials from the birth of the various types of business love and reuse, and the future development of this market is also very broad prospects. But, based on the trend of green environmental protection becoming more and more mature, green packaging should be the main development direction of plastic packaging in the future. As we all know, plastic packaging was born in order to highlight the advantages of access to a lot of market share. At present, in addition to widely used in food packaging, plastic packaging has further to the industrial packaging, pharmaceutical packaging, building materials packaging, cosmetics packaging and other fields of development, and its scope of use and prospects are more and more broad. Relevant forecasts show that the global flexible packaging market in the next period of time, will continue to grow within a certain range. However, along with people's increasing awareness of environmental protection, has increasingly become a lot of plastic packaging products especially in packaging materials of food packaging is afraid of this, especially need to pay enough attention to food practitioners. Plastic food packaging is playing an increasingly important role in ensuring food safety. As the mainstream of food packaging, people naturally put forward higher requirements for packaging products. Insiders pointed out that with the increasingly serious environmental problems, green, low-carbon, environmentally friendly plastic packaging has attracted more and more attention and praise. The main trend of the development of packaging materials in the future will be multi-functional, lightweight, environmentally friendly and intelligent.