1. Zero discharge of wastewater can achieve the emission reduction target, protect the ecological environment, and avoid water and groundwater pollution, which is of great significance to water pollution control.
2. Waste water can be recycled to reduce the total amount of industrial water.
Reuse sewage to a large extent, save water resources, alleviate the plight of serious shortage of water resources.
3. New sources of water can be provided to solve the problem of non-discharge receiving water bodies in arid areas.
4. It can cure highly toxic and refractory substances and solve the problem of sewage treatment.