Xifeng Gao received the B.S. degree in mechanical design, manufacturing and automation from the Hebei University of Technology, Tianjin, China, in 2013, and received the Ph.D. degree in mechatronics engineering from the Northeastern University, Shenyang, China, in 2022. He is currently an assistant professor with the Center of Ultra-Precision Optoelectronic Instrumentation Engineering, Harbin Institute of Technology, Harbin 150001, China, as well as the Key Lab of Ultra-Precision Intelligent Instrumentation, Ministry of Industry Information Technology, Harbin 150080, China. His current research interests include nonlinear systems, tracking control of continuum manipulators, fault-tolerant control, motion planning, prescribed performance control with applications in high-precision mechanical servo systems, etc.