1987 Up to now, he has served as deputy director and dean of the computer department of Xi Jiaotong University, vice president of the School of Electronic and Information Engineering and assistant to the president. From 65438 to 0996, he served as a member and deputy head of the expert group of 306 topics of the National 863 Program. Since 2000, he has been a professor at School of Computer Science, Beihang University; In 2004, he served as the director of Ren Zhongde United Software Research Institute. At present, he is the dean and professor of the School of Data Science and Computer Science of Sun Yat-sen University, the overall team leader of the national "Tenth Five-Year Plan" 863 high-performance computer and its core software, and the director and senior member of China Computer Federation. I have been engaged in the research of computer architecture, implementation technology and computer network technology for many years. He has presided over or participated in more than 20 scientific research projects such as the National Natural Science Foundation, the National 863 and 973 Plans, and the development entrusted by enterprises and institutions. He once presided over the construction of the campus network of Xi Jiaotong University. During the work of the 863 Expert Group, as a responsible expert, I organized the research work of National High Performance Computing Environment, China High Speed Information Demonstration Network, Dawning High Performance Computer and China State Grid. He has won three second prizes for scientific and technological progress from the State Education Commission and one third prize from the Ministry of Electric Power. Obtained utility model patents and invention patents. Published more than 100 academic papers. 1989, independent guidance of graduate students, more than 60 graduate students, 8 doctoral students.