2. Aeration of deep aeration basin.
3. Aeration for excreta and animal waste water treatment plant.
4. Aeration for high concentration waste water aeration basin, and aeration for regulating pond of waste water treatment plant.
5. Aeration for SBR, MBBR reaction basin, contact oxidation pond; activated sludge aeration basin in sewage disposal plant.
5. Aeration for SBR, MBBR reaction basin, contact oxidation pond; activated sludge aeration basin in sewage disposal plant.