The machine adopts a touch screen man-machine interface PLC programmable control system, a real-time display of working conditions. With super precision double servo motor drive to ensure the stability of production products. Adjustable bag bottom coating structure, changing different coating specification adjustments will become very simple. This machine is used for rolling primary color paper or printing web paper such as kraft paper, oil paper, medical paper, and other paper rolls from paper bag process by piercing, center gluing, color calibration length, raw material into the tube, fixed length disconnecting, bottom folding, bottom gluing, bag bottom forming, finished bag finishing in one time.