1. It is a kind of sheet feeding machine, paper can automatically transferred along bridge.
2. Before the paper goes to be lengthwise creased, it is positioned by front and side laid guides.
3. The following process is, automatically gluing with water-soluble adhesive (optional hot melt glue sprayer system), tube forming, pressing.
4. Then the paper tuber will be positioned by pusher and be widthwise creased.
5. Finally after bottom turning, gluing, bottom forming, the finished bag is delivered out.