... 5. Double filling working position, can filling two types materiel, such as: Solid & liquid, two types liquid etc. 6. The width of the bags ... no oil, reduce pollution materials. 8. Use no oil vacuum pump, avoid polluting the environment in the production. 9. The packing ... , by choosing a different feeder, can be applied to the liquid, paste body, particle, powder, irregular lumps and other packaging ...