Dong Xie received the B.S. degree in physics and the M.S. degree in condensed matter physics from Sichuan Normal University, China, in 1997 and 2000, respectively. He obtained his Ph.D. in materials science from Southwest Jiaotong University, China, in 2010 under the supervision of Professor Nan Huang. Since 2000, he has been affiliated with Southwest Jiaotong University, where he was appointed as a professor in the School of Physics Science and Technology in 2016. His research interests encompass plasma immersion ion implantation, unbalanced magnetron sputtering, metal vacuum arc sources, fabrication and characterization of biomaterials, and surface modification for mechanical engineering applications. Dr. Xie has authored one book and over 50 journal papers, and holds six granted Chinese patents.