1980.9-1985.7 Department of Chemical Engineering, Tsinghua University , Undergraduate student

1985.9-1989.12 Department of Chemical Engineering, Tsinghua University , Ph.D. student

1990.1-1993.8 Department of Chemical Engineering, Tsinghua University , Lecturer

1993.9-1994.9 Department of Chemical Engineering, Technical University of Denmark , Visiting Scholar

1994.9-1999.12 Department of Chemical Engineering, Tsinghua University , Associate Professor

1999.12-2000.12 Department of Process Integration, UMIST, the British Royal Society Research Fellow

2001.1-2003.12 Department of Chemical Engineering, Tsinghua University, Associate Professor, Director of Center for Industrial Ecology

2003.12 Department of Chemical Engineering, Tsinghua University, Professor, Director of Center for Industrial Ecology