1. School of Environment, Tsinghua University, Beijing 100084, China
2. State Key Joint Laboratory of Environmental Simulation and Pollution Control, College of Environmental Sciences and Engineering, Peking University, Beijing 100871, China
3. Research Institute for Environmental Innovation (Suzhou) Tsinghua, Suzhou 215163, China
4. Fangshan District Water Bureau, Beijing 102445, China
5. Beijing BiSheng United Water Company, Beijing 102400, China