LEPT water maintenance technology is mainly used for treatment and maintenance of reclaimed water, circulating water, landscape water and other kinds of water. 

It mainly includes water quality improvement unit, water conservancy improvement unit and biological control unit.  The water quality improvement unit includes constructed wetland, coagulation sedimentation, filtration, air floatation, etc.  The water conservancy improvement unit includes aeration and oxygenation, water circulation, mechanical agitation, etc.  The biological control unit includes microorganisms, aquatic plants, and advanced animals such as fish and clams etc.

(1) Diversion for water (2) Aeration and oxygenation of water body (3) Sediment dredging (4) In-situ treatment of sediment

(5) Mechanical Algae Removal (6) Coagulation Precipitation (7) Coagulation Flotation (8) Filtering Technology

(9) Adsorption Technology (10) Algicidal Technology (11) Biotechnology (12) Ecological Technology