Conferences :

• Geometric Modeling and Processing 2000
  (Program Committee)
• Geometric Modeling and Processing 2002
  (Program Committee)
• Pacific Graphics 2003 (Program Committee)
• CAD'04 (Conference Advisory Board)
• Geometric Modeling and Processing 2004
  (Program Committee)
• IASTED International Conference on Computer Graphics and Imaging (CGIM 2004)
  (Program Committee)
• CAD'05 (Conference Advisory Board)
• CAD/CG'05 (Program Committee)
• Pacific Graphics 2005 (Program Committee)
• CAD'06 (Conference Advisory Board)
• Geometric Modeling and Processing 2006
  (Program Committee)
• 24th Computer Graphics International Conference (CGI2006)
  (Program Committee)
• ISICS2006 (Scientific Committee and Keynote speaker)
• ISICS2006
• IASTED International Conference on Computer Graphics and Imaging (CGIM 2007)
  (Program Committee)
• IASTED International Conference on Graphics and Visualization in Engineering (GVE 2007)
  (Program Committee)
• CAD'07 (Conference Advisory Board)
• 12th ACM Symposium on Solid and Physical Modeling (2007)
  (Program Committee)
• 6th IFIP International Conference on Entertainment Computing 2007 (ICEC2007)
  (Program Committee)
• 25th Computer Graphics International Conference (CGI2007)
  (Program Committee)
• 10th International Conference on CAD/CG (CAD/Graphics 2007)
  (International Program Committee)
• Pacific Graphics 2007 (International Program Committee)
• IASTED International Conference on Computer Graphics and Imaging (CGIM 2008)
  (International rogram Committee)
• Geometric Modeling and Processing 2008
  (Program Committee)
• 13th ACM Symposium on Solid and Physical Modeling (2008)
  (International Program Committee)
• CAD'08 (Conference Advisory Board)
• IEEE International Conference on Shape Modeling and Applications (SMI09)
  (Conference Program Committee)
  
• 2009 SIAM/ACM Joint Conference on Geometric and Physical Modeling, October 4-8, 2009, San Francisco
  (Conference Program Committee)
  Precision Conference Solutions (PCS) system
• CAD'09 (Conference Advisory Board) (Press coverage)
• 6th International Conference on Graphics, Imaging and Visualization (CGIV09)
  (Conference Program Committee)
• Computer Graphics Workshop 2009 (cgw2009) July 23-24, 2009, Taipei, Taiwan, ROC
  (program committee)
• IASTED International Conference on Computer Graphics and Imaging (CGIM 2010)
  (International Program Committee)
• CAD'10 (Conference Advisory Board)
• 14th ACM Symposium on Solid and Physical Modeling (2010)
  (Program Committee)
• 7th International Conference on Gomputer Graphics, Imaging and Visualization (CGiV2010)
  (Program Committee)
• Computer Graphics International 2010 (CGI'10)
  (International Program Committee) EasyChair
• Computer Graphics Workshop 2010 (cgw2010) July 15-16, 2010, Hsinchu, Taiwan, ROC
  (program committee)
• International Conference on Computer Applications and Computational Science (CACS 2010) December 4-6, 2010, Singapore.
  (program committee)
• CAD'11 (Conference Co-Chair)
• 2011 SIAM/ACM Joint Conference on Geometric and Physical Modeling, October 24-28, 2011, Orlando, Florida, USA
  (Program Committee)
  
• Computer Graphics International 2011 (CGI'11)
  (International Program Committee) EasyChair
• 12th International Conference on CAD/CG (CAD/Graphics 2011)
  (Program Committee)
• CAD'12 (Conference Advisory Board) OpenConf website
  
• Computer Graphics International 2012 (CGI'12)
  (International Program Committee)
• Computer Graphics Workshop 2012 (cgw2012) July 12-13, 2012, Nantou, Taiwan, ROC
  (program committee)
• CAD'13 (Conference Advisory Board)
  
• Computer Graphics Workshop 2013 (cgw2013) July 11-12, 2013, Hsinchu, Taiwan, ROC
  (co-Chair)
• 13th International Conference on CAD/CG (CAD/Graphics 2013)
  (International Program Committee)
• CAD'14 OpenConf (CAD14) website
• 14th International Conference on CAD/CG (CAD/Graphics 2015)
  (International Program Committee)
• CAD'15 (OpenConf (CAD15) website)
• CAD'16 (OpenConf (CAD16) website)
• 15th International Conference on CAD/CG (CAD/Graphics 2017)
  (International Program Committee)
  
• CAD'17 (OpenConf (CAD17) website)
• CAD'18 (OpenConf (CAD18) website)
• 2018 Asian Conference on Design and Digital Engineering (ACDDE2018)
  (International Program Committee)
  
• CAD'19 (OpenConf (CAD19) website)
• CAD'20 (OpenConf (CAD20) website)
• 17th International Conference on CAD/CG (CAD/Graphics 2021)
  (International Program Committee)
  Paper1 download Paper2 download Paper3 download Reviewer site
  
• CAD'21 7/5/2021 (M) 7/6/2021 (T) 7/7/2021 (W) (OpenConf (CAD21))
  
• CAD'22 7/11/2022 (M) 7/12/2022 (T) 7/13/2022 (W) (OpenConf (CAD22))
• CAD'23 (OpenConf (CAD23))
• 18th International Conference on CAD/CG (CAD/Graphics 2023)
  (International Program Committee)
  
• CAD'24 (OpenConf (CAD24))
  
  

Journals :

• Computer Aided Design and Applications
  (Member of Editorial Board, 2004-)
• Journal of Computer Aided Design & Computer Graphics
  (Member of Editorial Board, 2006-)
• Computer Aided Drafting, Design and Manufacturing
  (Member of Editorial Board, 2012-)

University of Kentucky :

• University of Kentucky Faculty Senator (8/16/2004 - 8/15/2008)
• UK Administrative Regulations site
• UK Governing Regulations site

Hong Kong Research Grants Council:

• RGC Invited External Reviewer site

Reviewer sites:

• ACM Transactions on Mathematical Software
• Computers & Graphics
• Journal of Computational and Applied Math
• Computer Graphics Forum