1.Drinking water and sanitary sewage.
2.Industrial water, industrial waste water, mine and water for oilfield injection, chemical waste water in industry of paper-making, metallurgy, washed coal and leather.
3. Industry and makes waste water recyclable: paper-making glue, printing and dying, concrete hardener, precision casting hardener,glycerine refinement, crease-resistant for fabric, medicine, cosmetics and etc.
4.Oil-water separation and has good effects in the oil refining industry.