Current position and previous employment
| Dec 2009-present:Director General, Institute of Urban Environment, Chinese Academy of Sciences; |
| October 2007-Dec 2009:Deputy Director General, Institute of Urban Environment, Chinese Academy of Sciences; and from September 2007, Visiting professor, The University of Adelaide, Australia; |
| January 2002-October 2007: Head, Department of Soil Environmental Science, Research Centre for Eco-environmental Sciences, Chinese Academy of Sciences (recruited through the "Outstanding Overseas Young Chinese" scheme); |
June 1998-December 2001: Research fellow, Department of Soil and Water, The University of Adelaide; | |
| March 1994-March 1995:Royal Society Research Fellow, Departments of Agricultural and Environmental Science, and Applied Plant Sciences, The Queen's University of Belfast, UK; |
| May 1992-March 1994: Assistant Research Scientist, Department of Plant Nutrition and Molecular Biology, the Institute of Soil Science, Chinese Academy of Sciences; |