[1] Jang was born in Goheung County, South Jeolla Province.
[2] In 2012, he became one of the hosts of the television show Jang Sung-min's Current Affairs Tank.
[3] While he was working at Jang Sung-min's Current Affairs Tank, he was involved in controversies about reporting that the Gwangju Uprising was supported by North Korea.
[4] He declared that he would run for the upcoming presidential election as a member of People's Party.
[citation needed] After GNUP was dissolved, in March 2018, he entered to Bareunmirae Party.