Xuan Li received his Ph.D. degree from the State Key Laboratory of Mechanical Transmission, Chongqing University, in 2017. From 2014 to 2016, he was a joint training Ph.D. student at the School of Engineering and Applied Sciences, University of Cincinnati, USA. He is currently an associate professor at the School of Mechanical and Electrical Engineering, Soochow University, China. His research interests are focused on sensors and actuators for robots.