Wang Sing-nan is the caucus whip for the Democratic Progressive Party

Democratic Progressive Party

The Democratic Progressive Party is a political party in Taiwan, and the dominant party in the Pan-Green Coalition. Founded in 1986, DPP is the first meaningful opposition party in Taiwan. It has traditionally been associated with strong advocacy of human rights and a distinct Taiwanese identity,...

 in the Legislative Yuan

Legislative Yuan

The Legislative Yuan is the unicameral legislature of the Republic of China .The Legislative Yuan is one of the five branches of government stipulated by the Constitution of the Republic of China, which follows Sun Yat-sen's Three Principles of the People...

 of the Republic of China

Republic of China

The Republic of China , commonly known as Taiwan , is a unitary sovereign state located in East Asia. Originally based in mainland China, the Republic of China currently governs the island of Taiwan , which forms over 99% of its current territory, as well as Penghu, Kinmen, Matsu and other minor...

 on Taiwan

Taiwan

Taiwan , also known, especially in the past, as Formosa , is the largest island of the same-named island group of East Asia in the western Pacific Ocean and located off the southeastern coast of mainland China. The island forms over 99% of the current territory of the Republic of China following...

. He has represented the electoral district of Tainan City since February 2005. On 10 October 1976, he sent a mail bomb to then-Governor of Taiwan Province Hsieh Tung-min, who suffered serious injuries to both hands as a result. He was sentenced to life imprisonment

Life imprisonment

Life imprisonment is a sentence of imprisonment for a serious crime under which the convicted person is to remain in jail for the rest of his or her life...

 for this and was imprisoned in the Green Island

Green Island, Taiwan

Green Island is a small volcanic island in the Pacific Ocean, about off the eastern coast of Taiwan. In the 19th century it was known as Samasana Island and the Japanese called it Kasho-to . The island is 15.092 km² at high tide and 17.329 km² at low tide...

 until President Lee Teng-hui

Lee Teng-hui

Lee Teng-hui is a politician of the Republic of China . He was the 7th, 8th, and 9th-term President of the Republic of China and Chairman of the Kuomintang from 1988 to 2000. He presided over major advancements in democratic reforms including his own re-election which marked the first direct...

 awarded him clemency in 1990.