1, raw water tank → raw water booster pump → multimedia filter → activated carbon filter → water softener → security filter → primary reverse osmosis →PH adjustment → intermediate water tank → secondary reverse osmosis → purified water tank → sterilization system → purified water delivery pump → ultraviolet sterilizer → microporous filter → water point.
2. Raw water tank → raw water booster pump → multi-media filter → activated carbon filter → water softener → security filter → primary reverse osmosis →PH adjustment → intermediate water tank → secondary reverse osmosis → pure water tank → intermediate water pump →EDI system → pure water tank → sterilization system → purified water delivery pump → ultraviolet sterilizer → microporous filter → water point.
3. Raw water tank → raw water booster pump → multi-media filter → activated carbon filter → water softener → security filter → primary reverse osmosis machine → intermediate water tank → intermediate water pump →EDI system → purified water tank → sterilization system → purified water delivery pump → ultraviolet sterilizer → microporous filter → water point.