Operating Principle While it is operating, WSZ underground sewage treatment equipment depend on AO biological treatment technology to dispose organic pollutant and ammonia nitrogen.

| model | capacity: m3/h |
| WSZ-0.5 | 0.5 m3/h smallest model |
| WSZ-1 | 1 m3/h |
| 2WSZ-2 | 11-15 m3/h |
| WSZ-3 | 3 m3/h |
| WSZ-5 | 5 m3/h |
| WSZ-10 | 10 m3/h |
| WSZ-50 | 50 m3/h |
| other capacity | can be customized different capacity |






Description of application effect













