Yinfei Xu received the B.E. and Ph.D. degrees in 2008 and 2016, respectively, both in Information Engineering, from Southeast University, Nanjing, China. He was a visiting student in the Department of Electrical and Computer Engineering at McMaster University, Hamilton, ON, Canada, from July 2014 to January 2015. He was a Research Assistant and a Postdoctoral Fellow in the Institute of Network Coding at The Chinese University of Hong Kong, N.T., Hong Kong, from March 2016 to July 2017. Since August 2017, he has been with School of Information Science and Engineering at Southeast University, Nanjing, China, where he is currently an Assistant Professor. His research interests include information theory, signal processing and wireless communications.