Step 1: Material Selection. Step 2: Extrusion and Film Formation. Step 3: Printing and Customization. Step 4: Bag Formation and Sealing. Step 5: Adding the Grip Seal. Step 6: Quality Co...

1. Zipper Seal Closure. 2. Heat Seal Closure. 3. Fold-Over Closure with Tape. 4. Velcro Closure. 5. Snap Lock Closure. Conclusion. ...