1. Research Institute of Membrane Separation Technology of Shaanxi Province, School of Environmental and Municipal Engineering, Xi’an University of Architecture and Technology, No. 13 Yanta Road, Xi’an 710055, Shaanxi Province, P. R. China
2. Liuzhou Ecological Environment Technology Support Center, Liuzhou Ecological Environment Bureau, No.16 Gaoxin South Road, Liuzhou 545000, Guangxi Province, P. R. China