This purification system aims to improve the water quality of rivers and protect downstream water sources by filtering the initial rainwater and CSOs that flow into streams and rivers. And it enhances the environment of the waterfront area of the urban streams.

It is a water purification system for algae removal and water quality improvement of polluted lakes. This system prevents pollution of the lakes and restores the water quality by removing floating matters, supplying oxygen, circulating the inside, and processing biological/chemical waste treatment.