1. School of Smart Technology, Chongqing Preschool Education College, Chongqing, China
2. Chongqing Key Laboratory for Resource Utilization of Heavy Metal Wastewater, Chongqing University of Arts and Sciences, Yongchuan, China
3. School of Resources and Safety Engineering, Chongqing University, Chongqing, China
4. School of Materials Science and Engineering, Yangtze Normal University, Chongqing, China