This machine is suitable for three-side sealing bag, standing up bag, as well as embossing button etc, bags to produce successively. It adopts double-photoelectric automatic correcting deviation device ,industrial computer control, out device of machinery transmission, servo-motor pull, transferred by rewinding transmission belt, temperature is controlled by computer, and it has the functions of winding consistent tension, float-roll tension, losing color code, over-temperature, automatic alarming etc, and equipped with domestic advanced device mechanism of double standing and dual-embossing bottom bags. its performance is stable ,high precision, high speed, reliable quality.