1. School of Environment and Resource, Guangxi Normal University, Guilin 541004, PR China
2. Guangxi Key Laboratory of Environmental Processes and Remediation in Ecologically Fragile Regions, China
3. School of Environmental and Chemical Engineering, Shanghai University, Shanghai 200444, PR China
4. School of Medicine and Health, Guangxi Vocational & Technical Institute of Industry, Nanning 530001, China