Dr. Yunqing Rao received his B.S., M.S. and Ph.D. degrees in mechanical manufacturing and automation in 1989, 1992 and 1999, respectively, from Huazhong University of Science and Technology (HUST), China. From 2004 to 2005, he studied at University of Oxford, UK, as a visiting scholar. He is currently a professor at School of Mechanical Science and Engineering, HUST. He has authored over 200 journal articles. His research interests include operation optimization of manufacturing systems, manufacturing execution systems (MES) and intelligent manufacturing.   Mr. Qiang Luo received the B.S. degree in mechanical engineering from the Taiyuan University of Technology, China, in 2016, and received M.S. degree in mechanical engineering at Huazhong University of Science and Technology (HUST), China, in 2019. He is currently pursuing Ph.D. degree at School of Mechanical Science and Engineering, HUST. His current research interests include computational intelligence, cutting and packing problem and other combinatorial optimization problems.