Dr. Zhaoyang Zhang working in the department of Mechanical Manufacturing and its Automation has come back after having been successfully finished his one- year long study as visiting scholar in University of Michigan America from February 2013 to February 2014. During his visit, Dr. Zhang participated in the American National Fund Project "High-Performance Micromachining of Glass using Electrochemical Discharge Machining for MEMS Applications, No.1068935" sponsored by Professor Jun Ni. By attending professional courses, Dr. Zhaoyang Zhang had a deep insight and an intuitive understanding on the mode of scientific research work, methods of cultivating graduate students, characteristics of undergraduate course teaching, etc.