SZFEAT pure water machine applies the most advanced desalting technique RO and EDI to replace traditional ion exchange method which costs large quantity of acid and base, and to meet the demand of green environment protection of generating water without using any acid or base. The machine is widely used in food, beverage, plating, hardwares, printing, chemical, electronic and optical industry.This series of pure water machine can effectively get rid of more than 98% solubility salt and almost all the pro quality in the water. The complete appliance is controlled by PLC and highly automated. It occupies small area, has low cost of operation and maintainance, generates stable water, and also is safe and environment-friendly. It uses ultra filtration system to replace the traditional quartz sand filtration so that it can improve the pre-treatment effect of the system and also greatly extend the period of validity of the RO and EDI mambrane.