WEI Linsheng was born in Jiangxi Province, China, in 1980. He received the B.S. degree from Nanchang University, China, in 2003. He received the Ph.D. degree from Zhejiang Univer- sity, China, in 2008. Presently, he is an associate professor in School of Environmental and Chemical Engineering at Nanchang University, China. His research interests include low temperature plasma, energy saving technique for process equipment and pollutant control technique. E-mail:weilinsheng@ncu.edu.cn HU Zhaoii was born in Jiangxi Province, China, in 1962. He received the B.S. degree from Nanchang University, China, in 1983. He received the M.S. and Ph.D. degrees from East China University of Science and Technolgoy, China, in 1992 and 1998, respectively. Presently, he is a professor in School ot Environmental and Chemical Engineering at Nanchang University, China. His research interests include development of new type and efficient process equipment. E-mail: zhjhu2005@ 163.com