Main Features: 1. A wide range of bags:Self-supporting bag,hand bag,zipper bag,four sides sealing bag,three sides sealing bag,paper bag,M bag,etc. 2. Easy to operate: PLC Controller, mate with touch screen and electric control system . 3. Easy to adjust: you can change different pouches in a few minutes. 4. Frequency control: speed can be adjusted by frequency conversion within the range. 5. High Automation: no need people in weighing and packing process, the machine will alarm automatically when fails.