Jiejun Xie received B.S. and Ph.D. degrees in mechanical engineering from the College of Mechanical Science and Engineering of Huazhong University of Science and Technology, Hubei, China, in 2016 and 2023. Currently, he holds a postdoctoral position at the same institution. His research interests include CNC machining process modeling, simulation and optimization technology, intelligent numerical control technology, virtual process systems, and the application of machine learning technology in NC machining.