Four Revolutionary Breakthrough -Simplify Air Power As Its Unique Mechanical Power -Achieves Coupled Denitrification In Both Time & Space from Simple Variable -Obtain Low DO, High Sludge Concentration & Short-Process Denitrification by Controlling DO Change From High To Low -Flexible Large Parameter Adjustment Advantages compared with Additional A2O Process -Save 30% of The Total Investment, Taken Up Room & Running Cost -Aeration System Upgrading -Sludge Return System Upgradin -Sludge Water Separation System Upgrading -Blast Control System Upgrading And Transformation -In-Situ Standard Improvement Transformation -In-Situ Capacity Expansion Transformation -Energy Consumption Reduction Transformation -Sewage Treatment Plant Resource Creation Transformation -Intelligent Unmanned a Package Of Comprehensive Solutions For Technological Transformation Of Process Packages That Are Urgently Needed For Sustainable Operation Of Future Sewage Treatment Plants And Carbon Emission Reduction, Such As Duty-Based Transformation -Cost-Effective Overall Solutions For Resource-Creating Station Construction -Modular New Prefabricated Sewage Treatment Plant Construction In Urban Centers Required By The Future Market -Providing Process Package Technology. Main Technical Advantage 1）traditional A2/O process 2）German biological multiplication technology 3） SBR spatiotemporal denitrification automation control 4）Independently developed integrated floor plan