Councilor, Taiwan Provincial Assembly/General Coordinator of Democratic Progressive Party (DPP) Legislative Caucus (12/20/1994-12/20/1998)
Legislator, Legislative Yuan (02/01/1999-01/31/2020)
Convener of Committee on Internal Policy; Director General; Secretary-general, DPP Legislative Caucus (1999-2017)
Central Executive Committee Member, DPP (2000)
Member, Promotion Team for Legislative Yuan Reformation (2002)
Director, Department of Women’s Development, DPP Central Office (2002-2005)
Chairman, Association for Sustainable Development, Legislative Yuan (06/13/2018-01/31/2020)