Hsieh led the Taichung chapter of the
Democratic Progressive Party and served two terms on the
Taichung City Council from 1994 to 2002. He helped run the legislative campaigns of
Michael Tsai and led presidential candidate
Chen Shui-bian's Taichung campaign in 2000. Hsieh was elected to the Legislative Yuan for the first time in December 2001 and reelected in December 2004. Hsieh launched another legislative campaign in 2012 before winning a Taichung municipal election in 2014. ==References==