Dr. Linjie Zhang obtained his BSc degree in welding technology and equipment from Harbin Institute of Technology in 1995 and a PhD degree in materials processing engineering from Xi’an Jiaotong University in 2008. Dr. Zhang is a Professor at School of Materials Science and Engineering, Xi’an Jiaotong University, Xi'an, P.R. China. Dr. Zhang has over 100 publications in peer reviewed journals and conference proceedings and over 10 patents related to laser materials processing. His research is in the area of laser materials processing, with focus on molten pool behavior prediction and control based on CFD simulation of various welding processes and additive manufacturing processes.