Institute of Mathematics, Chinese Academy of Sciences, Full Professor, October 1997-February 2000
Institute of Mathematics, Chinese Academy of Sciences, Associate Professor, June 1995-September 1997
Institute of Mathematics, Chinese Academy of Sciences, Assistant Professor, June 1994-May 1995
Munich University of Technology, Munich (Germany), Scientific Research Fellow, March 1992-May 1994.
Isaac Newton Institute for Mathematical Sciences: Program on Computational Challenges in Partial Differential Equation, Cambridge (UK), March 30 - May 10, 2003
California Institute of Technology, Pasadena (USA), March 1999-February 2000
Hong Kong University of Science and Technology, Hong Kong, May-June 1998
University of Maryland, College Park (USA), February 1998
Chinese University of Hong Kong, Hong Kong, November 1996-January 1997
Munich University of Technology, Munich (Germany), June-July 1996
Chinese University of Hong Kong, Hong Kong, May 1996
The Hong Kong Polytechnic University, Hong Kong, March-April 1996
NSFC Outstanding Young Scientist Grant (2000)
Feng Kang Scientific Computing Prize (2001)
Invited Speaker, International Congress of Mathematicians, Madrid, Spain (2006)
The Second National Natural Science Prize (2009)
Shiing S. Chern Mathematics Award (2015)
Academician, Chinese Academy of Sciences (2017)
China National Key Project "Large Scale Scientific and Engineering Computing", Principal Investigator, Subject: Numerical Solutions of Free Boundary Problems" January 1997-December 1999
China NSF, Principal Investigator, Subject: Numerical Methods for nonlinear PDEs, January 1998-December 2000 (Grant No. 19701080)
China National Key Project "Large Scale Scientific Computing Research", Subproject Leader, Subject: Basic Research in Computational Method, October 1999-September 2004
China NSF Outstanding Young Scientist Grant, Principal Investigator, Subject: Scientific Computing Research on some Problems from High Technology, January 2001-December 2004 (Grant No. 10025102)
China NSF Outstanding Oversea Young Scientist Grant, Co-Principal Investigator with Bao Gang, Subject: Computational Mathematics and Scientific Engineering Computing, January 2005-December 2007 (Grant No. 10428105)
China National Basic Research Project (973 Project), Chief Scientist, Subject: High Performance Scientific Computing Research, December 2005-November 2010 (Grant No. 2005CB321700)
China NSF Innovation Group Grant, Principal Investigator, Subject: The Methods and Applications of Scientific and Engineering Computing, January 2011-December 2013 (Grant No. 11021101)
China National Basic Research Project (973 Project), Chief Scientist, Subject: The Novel Computational Model for Petascale Scientific Computation, January 2011- December 2015 (Grant No. 2011CB309700)
China NSF Innovation Group Grant, Principal Investigator, Subject: The Methods and Applications of Scientific and Engineering Computing, January 2014-December 2016 (Grant No. 11321061)
China NSF Key Project, Principal Investigator, Subject: Novel Computational Methods and Theoretical Analysis for Large Scale Electromagnetic Problems in Complex Environment, January 2019-December 2023 (Grant No. 11831016)
China National Key Technologies R&D Program, Investigator, Subject: Novel Computational Methods and Mathematical Theory in the Design of Integrated Circuits, June 2020-May 2025 (Grant No. 2019YFA0709602)
Member of the editorial board of Acta Mathematicae Applicatae Sinica (in Chinese) , January 2002-present
Member of the editorial board of Sciences on China (Series A) , January 2003-present
Member of the editorial board of Discrete and Continuous Dynamical Systems-B , November 2003-December 2007
Member of the editorial board of International Journal of Numerical Analysis and Modeling , January 2004-present
Member of the editorial board of Journal of Information & Computational Science , September 2004-present
Member of the editorial board of European Journal of Applied Mathematics , January 2005-present
Member of the editorial board of Communications in Mathematical Sciences , January 2005-December 2006
Member of the editorial board of SIAM Journal on Numerical Analysis , January 2005-present
Member of the editorial board of Mathematics of Computation , February 2007-January 2018
Member of the editorial board of Chinese Journal of Engineering Mathematics (in Chinese) , August 2007-present
Editor in Chief of Numerical Mathematics: Theory, Methods and Applications , January 2008-December 2016
Editor-in-Chief of Journal of Computational Mathematics , July 2014-present
Member of the editorial board of Numerische Mathematik , June 2016-present
Member of the Standing Committee of China Society of Computational Mathematics, November 1998-July 2019
Vice president of China Society of Computational Mathematics, November 2006-July 2019
Vice president of Chinese Mathematical Society, January 2008-December 2012
Vice president of China Society for Industrial and Applied Mathematics, September 2008-August 2016
Director of the State Key Laboratory on Scientific and Engineering Computing, January 2006-November 2015
Vice director of the State Key Laboratory on Scientific and Engineering Computing, January 2001-January 2006
Vice director in general of the Institute of Computational Mathematics and Scientific/Engineering Computing, Academy of Mathematics and Systems Science, Chinese Academy of Sciences, March 2003-April 2007