The four-in and four-out paper cup packaging machine has functions such as automatic film feeding, punching exhaust holes, color tracking, and single and double column packaging. It can be connected to multiple paper cup machines to form a fully automatic production line. The online production can automatically adjust the film length according to the size of the paper cup, and the cup can be automatically classified and transported to the designated corrugated carton boxes. It can also be equipped with an inkjet printer and labeling machine.