This plastic box sealing film can be used with modified atmosphere packaging machines to package food. The box sealing film is different from the traditional manual labeling method. It can save a lot of manual operation time, improve production efficiency, and reduce the production and operation costs of the enterprise. It is suitable for plastic box covering films of various shapes, such as milk tea, soy milk, Boxed preservation of jelly, fruit, yogurt, beef, mutton, and seafood. It can be used with plastic box tray type MAP continuous modified atmosphere packaging machine, box tray type stretch film sealing packaging machine, and vertical plastic box packaging machine.