What is plastic film

The film made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins is used for packaging and film covering. Plastic packaging and plastic packaging products are taking an increasing share in the market, especially composite plastic flexible packaging, which has been widely used in food, medicine, chemical industry and other fields, among which food packaging accounts for the largest proportion, such as beverage packaging, frozen food packaging, cooked food packaging, fast food packaging, etc. These products have brought great convenience to people's lives.