Hai Zhang received the M.S. degree and Ph.D. degree from Anhui University, China, in 2007 and 2010. From December 2012 to November 2014, he was a Postdoctoral Research Fellow with the Department of Mathematics, Southeast University, China. Since November 2014, he has been working as a Professor with the School of Mathematics and Physics, Anqing Normal University, China. He is the author and co-author over 30 publications in the peer-reviewed journals. His current research interests include nonlinear dynamics, fractional-order systems, neural networks, stability theory and control theory.