The back of the sachet filling machine’s box can hold an roll film. Worker can put an roll film about 30kg in it. 

Then pump will automatic filler water into the bag whle the forming unit forming the film into an bag. pure water making machine price

Then the knife will automatic cut and heating sealing the bag film.

The machine is the most simple and smart filling machine in the world. It made use of the film three features and working almost at same time. pure water making machine price