Deionized water equipment mainly adopts pretreatment, reverse osmosis technology, EDI, mixed bed, polishing bed and other processes, which can remove almost all conductive media in water, and can remove non dissociated colloidal substances, gases and organic substances in water. It is suitable for electronic optoelectronics, chemical metallurgy, power plant boiler, electroplating coating industry; Precision machinery, automobiles industry and medicine purified water industry.