The machine integrates electromechanical in one, dual cpu microcomputer control system, large screen lcd display, microcomputer control photoelectric tracking correction system, equipped with high-precision stepping motor, precise the same position of each bag pattern step, fixed length, positioning and speed, automatic fault diagnosis function. Optional ribbon coding machine or stencil coding device. • Bag making, filling, counting, sealing, slitting, etc. -All actions are completed automatically. • Stepless speed regulation, no need to stop during the speed regulation, no need to stop when adjusting the weight.