Prof. Dr. Qingdu Li received the B.Sc. degree in Communication Engineering from Chongqing University of Posts and Telecommunications, in 2002, the M.Sc. degree in Microelectronics from Chongqing University of Posts and Telecommunications, in 2004, and the Ph.D. degree in Circuits and Systems from Huazhong University of Science and Technology, in 2008. He is a Professor and Doctoral Supervisor at School of Optoelectronic Information and Computer Engineering, University of Shanghai for Science and Technology. His research interests mainly focus on walking robot theory and technology, medical rehabilitation, elderly and disabled assistance robots, and dynamics and control of complex systems.