1. Institute of Environmental Engineering and Nano-Technology, Tsinghua Shenzhen International Graduate School, Tsinghua University, Shenzhen, Guangdong518055, China
2. Guangdong Provincial Engineering Research Centre for Urban Water Recycling and Environmental Safety, Tsinghua Shenzhen International Graduate School, Tsinghua University, Shenzhen, Guangdong518055, China
3. School of Environment, Tsinghua University, Beijing100084, China
4. Hangzhou Yanqu Information Technology Co., Ltd, Hangzhou, Zhejiang310003, China