Peng Liang received the B.S. degree in mechanical engineering from the Qingdao University of Technology, Qingdao, China, in 2009, and a Ph.D. degree in mechatronic engineering from Shandong University, Jinan, in 2014. Then, he joined the School of Mechanical and Automotive Engineering, Qingdao University of Technology, Qingdao, as a Lecturer. He became an Assistant Professor in 2018. His current research interests include electromechanical drive, friction, and lubrication.