Su Tseng-chang (traditional Chinese: 蘇貞昌; simplified Chinese: 苏贞昌; pinyin: Sū Zhēnchāng; Pe̍h-ōe-jī: So Cheng-chhiong; born July 28, 1947) is a Taiwanese politician of the Democratic Progressive Party. He is the former Premier of the Republic of China. Su actively campaigned for the Presidential nomination of the DPP, but finished second to Frank Hsieh in the nomination process. Su eventually teamed with Hsieh as the VP nominee in the 2008 election for President of the Republic of China; the ticket lost to KMT ticket Ma Ying-jeou and Vincent Siew. He ran for Taipei City Mayor in November 2010, but was defeated by the incumbent Hau Lung-pin by a 12-point margin. Su campaigned for the 2012 presidential candidacy of the DPP in 2011, but lost to Tsai Ing-wen by a very narrow margin.
Read more about Su Tseng-chang: Personal Background, Premiership, 2008 Presidential Campaign, 2010 Taipei Mayoral Race, 2012 Presidential Bid