Representative Partner, Baker& McKenzie Taipei Office (2009-2016)
Senior Partner, Baker& McKenzie Taipei Office (1982-2016)
Adjunct Clinical Professor, College of Law, National Taiwan University (2014-2017)
Adjunct Professor of Law, National Tsing Hua University (2003-2014)
Adjunct Lecturer of Law, Soochow University (1989-2005)
Director, Center for Legal Ethics, Judicial Reform Foundation
(2006-2016)
Chairman, Judicial Reform Foundation (2007-2012)
Director, Judicial Reform Foundation (2000-2012)
Director, NTU Law Foundation（2013~）
Supervisor, Environmental Jurists Association (2010-2016)
President, Taiwan Law Association (2005-2006)
President, Taipei Bar Association (2000-2002)
Member, Judges Selection Committee, Judicial Yuan (2012-2016)
Commissioner to the Government Procurement Commission, Executive Yuan（2003-2009）
Member, Group for Promoting Human Right Protection, Executive Yuan（2001-2006）