Middle school teachers (Wuhan No.8 Middle School, Tianjin Road Middle School and Wuhan Leifeng No.2 Middle School) (1972- 1978)

Teaching assistant (Wuhan University) (1979- 1982)

Visiting Scholar, Department of Mathematics, University of Paris-Sud (1982~ 1986)

Lecturer (Wuhan University) (1986- 1987)

Associate Professor (Wuhan University) (1987- 199 1)

Professor (Wuhan University) (199 1-)

Doctoral Supervisor (1993)

Professor (Tsinghua University) (1998-)

Visiting scholar at the University of Paris-Sud (1989.8 to 1990.8)

Invited Professor, Laboratory of Solid State Physics, University of Paris-Sud (1990.3 to 1990.5)

Invited by Professor Messi (1June, 990)

Visiting scholar at Delft University (1990.9. 1 to1990.1.30)

Invited Professor in Bordeaux (1990 65438+ February)

Invited Professor, Institute of Theoretical Physics, University of Niemegan, Netherlands (1992.8 to 1993.7).

Adjunct Professor, Institute of Applied Mathematics, China Academy of Sciences (June 1 day 1994)

Invited Professor, University of Paris-Sud (1February 1996).

Six invited professors in Paris (199665438+February).

Invited Professor at Lumini Institute of Mathematics (1997.1-1997.2).

Visiting Professor in osaka city university (1997 March)

Visiting Professor, Keio University, Japan (1April 1997)

Invited Professor of Los Alamos National Laboratory (1998.2- 1998.8)

Visiting Professor, Chinese University of Hong Kong (1999 May)

Visiting Professor in university of amiens, France (1June 1999)