Prof. Yukui Cai, Professor of Shandong University, doctoral supervisor, Qilu young scholar, holds double doctoral degrees from Shandong University and Clyde University in England. Marie Curie scholar of European Union, member of European Society of Precision Engineering and Nanotechnology, member of International Society of Microelectronics and Packaging, and reviewer of SCI journals such as Carbon, International Journal of Mechanical Sciences and Precision Engineering. The main research direction is the deep cross integration of mechanical discipline and natural and engineering discipline: medical and engineering combination, laser-chemical composite micro-nano manufacturing, micro-cutting-laser composite manufacturing. He has published more than 40 academic papers in international journals and conferences and owns 6 invention patents; He presided over one project of Marie Curie Action Plan of the European Union and three horizontal projects of world-class enterprises such as STMicroelectronics, Olympus and DePuy Synthes.