耿启金,Qijin Geng, Ph.D, Associate Professor of College of Chemistry-Chemical & Environmental Engineering, Weifang University. The membership in Chemistry Association of China.Add: College of Chemistry and Chemical Engineering, Weifang University, Shandong Province, 261061, P. R. China.Qijin Geng was born in China in December, 1969. He gained lus bachelor degree from College of Textile Chemical Engineering in Qingdao University in 1992. The master degree of applied chemistry was obtained in Jinan University in 2004 and Ph. D degree of chemical engineering at Qingdao University of Science and Technology, Shandong Province, P. R. China in 2011. The speciality is photocatalytic decomposition of waste water and gaseous pollutants, building materials, nano-sized material preparation, and multi-phase fluidization reaction engineering.He has published about 50 academic paper in chemical engineering and environmental science joumal, such as Industrial & Engineering Chenustry Research (IEC), Environmental Technology (TENT), Chemical Engineering & Technology (CET), Research on Chemical Intermediates (Res. Chem. Intermed.), New Building Material (NBM) and Biomedical and Environmental Science (BES), et al. Consequently, he was invited by some journals as a reviewer, such as Journal of Environmental Management, Research on Chemical Intermediates, Separation Science and Technology, Joumal of Chemical Technology & Biotechnology, International Research Journals of Biochemistry and Bioinformatics, Chemical Engineering Journal, Journal of Environmental Sciences, Environmental Science and Pollution Research, etc.