- 10/2016 — To date: Invited Computational Mechanics Professional Committee Member of Chinese Society of Theoretical and Applied Mechanics.
- 06/2014 — To date: Executive Committee Member of Association of Shaanxi Province Theoretical and Applied Mechanics.
- 07/2012 — To date: General Committee Member of Association of Asia-Pacific Computational Mechanics (APACM).
- 05/2012 — To date: Fellow of Association of Computational Mechanics (SACM).
- 04/2011 — To date: President of Singapore Association of Computational Mechanics (SACM).
- 11/2010 — To date: Executive Committee Member of Mechanics of Soft Materials of ASME, USA
- 07/2005 — To date: Executive Committee Member of Materials Research Society of Singapore (MRS-S).
- 03/2008 — To date: Executive Committee Member of Theoretical and Applied Mechanics Society (Singapore) (SingTAM).
- 11/2010 — To date: Member of The American Society of Mechanical Engineers (ASME).
- 08/2010 — To date: Member of the International Union of Materials Research.
- 02/2009 — To date: Member of Int. Advisory Board of The MIT Center for Computational Engineering (CCE), USA.
- 06/2003 — To date: Member of the International Association for Computational Mechanics.
- 06/2003 — To date: Member of Association for Computational Mechanics, Singapore.
- 03/2009 — 04/2011: Vice-President of Singapore Association of Computational Mechanics (SACM).