Yingying Xu received B.S., M.S. and Ph.D. degrees in electrical engineering from the Shenyang University of Technology, Shenyang, China in 2016, 2018 and 2022. She is currently doing postdoctoral research in electrical engineering at the Tianjin University, Tianjin, China, and she is a lecturer at the School of Electrical Engineering, Dalian Jiaotong University, Dalian, China. Her research interests include the design and control of special motors, low-speed high-torque drive systems, and permanent magnet direct drive technology.