1992-2000

ASCE Stability Committee  委員

1996-

「中國土木水利工程學會」理事

1997-

「中華民國力學學會」理事

1998-2000

「中華民國結構工程學會」理事長

1998-2004

IASS WG 13 on Numerical Methods in Shell and Spatial Structures  主席

1999-

General Council, Asian Pacific Association for Computational Mechanics  委員

2001-

「中國工程師學會」理事

2001-

Honorary Advisor, Asian Institute of Intelligent Buildings

2002-

Executive Council, International Association for Shells and Spatial Structures (IASS)

2003-

IASS Technical Activities Committee  主席

2006-

Member, Executive Council, Asian Pacific Association for Computational Mechanics

2006-

Member, International Association of Computational Mechanics