He received the B.Sc. degree in the school of management from Xi'an Jiaotong University, China in 2002. Then he received the M.Sc., and Ph.D. degrees in computer software and theory from Nanjing University, China in 2008 and 2011 respectively. He is with the Department of Computer Science and Technology at Nantong University as an associate professor. His research interests are mainly in software maintenance and software testing, such as security vulnerability prediction, software defect prediction, combinatorial testing, regression testing, and fault localization. He has published over 40 papers in referred journals or conferences, including Information and Software Technology, Journal of Systems and Software, IEEE Transactions on Reliability, Software Quality Journal, Journal of Computer Science and Technology, COMPSAC, APSEC and SAC. He is a senior member of CCF, China and a member of IEEE and ACM.