Professor Yu graduated and got the degrees of Bachelor, Master and Doctor from Department of Chemical Engineering, Dalian University of Technology , Dalian China in 1982, 1984, and 1993 respectively.  Then he serves as a teacher in the University. He teaches the courses of “Chemical Engineering Thermodynamics” and “Chemical Process Principles” for under graduates and “Transport Phenomena in Multiphase Flow” for Master degree candidates. His research interests are at ‘transport process in multiphase flow’, ‘unit operation’, and ‘material science’.