| 1997— | Economics Professor, Beijing University, China Center for Economic Research Beijing Municipality | |
| 1989—1992 | Research Associate, University of Texas, Ilya Prigogine Center for Studies in Thermodynamics and Statistical Mechanics USA, Texas, Austin | |
| 1989 | Chairman, USA, Texas, Austin (International Symposium on Evolutionary Dynamics and Nonlinear Economics) | |
| 1986—1987 | Member, Chinese Young Economist Society, Board of Directors | |
| 1983—1987 | Research Assistant, University of Texas, Ilya Prigogine Center for Studies in Thermodynamics and Statistical Mechanics USA, Texas, Austin | |
| 1974—1980 | Research Assistant, Chinese Academy of Sciences, Plasma Physics Research Institute |