... of the Dalian University of Science and Technology (domestic multi-effect distilled water machine inventor), R & D production of ... pumps, filters, control valves, flow meter, frame, piping and controller. 1. Evaporator Using tube falling film evaporation technology,to ensure ... 0.252Eu / m)4. Output water fastAfter open the machine 5 minutes, immediately produced qualified distilled water.5. Distilled ...