This machine is used for roll raw color paper or printing roll paper such as kraft paper, food paper and other paper rolls by the machine once complete the paper bag process. By automatic paper roll tension, coil correction, Paiqi bag positioning on the glue patch, center on glue, printing bag tracking. Raw material into into a barrel, Paiqi bag buckle hand hole, fixed long cut, bottom indentation, bottom folding bottom, bottom on glue. The bottom of the bag is formed, the finished bag is finishing once completed. Native operation is more convenient, more efficient, more stable, is the production of a variety of different paper bags, leisure food bags, bread bags, dry fruit bags and so on environmentally automatic fully automatic paich bag paper bag machine equipment.