Youyu Liu was born in Tongcheng, Anhui Province, China in 1976. He received the B.S. degree in Anhui Polytechnic University, Wuhu, China, in 2000, the M.S. degree in Lanzhou University of Technology, Lanzhou, China., in 2004 and the Ph.D. degree in Mechanical Engineering from Hefei University of Technology, Hefei, China, in 2015. Since June 2004, he has been working with Anhui Polytechnic University, Wuhu, China. He has been a Professor since 2018, and published more than 50 papers. His current research interests include path planning of manipulators, Computer vision, and smart manufacturing systems.