Previous presidency
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| Number | Member | Position | mandate |
|---|---|---|---|
| 1th | Song Wooneui | Chairperson President of the first half | 1991.04.15 ~ 1993-06-30 |
| 1th | Lee Gihyeon | Vice-Chairperson President of the first half | 1991.04.15 ~ 1993-06-30 |
| 1th | Lee Gihyeon | Chairperson President of the second half | 1991.04.15 ~ 1995.06.30 |
| 1th | Kang Heesoo | Vice-Chairperson President of the second half | 1991.04.15 ~ 1995.06.30 |
| 2th | Son Gwangsoo | Chairperson President of the first half | 1995.07.01 ~ 1997-06-30 |
| 2th | Lee Gangpil | Vice-Chairperson President of the first half | 1995.07.01 ~ 1997-06-30 |
| 2th | Kim Hakseo | Chairperson President of the second half | 1995.07.01 ~ 1998.06.30 |
| 2th | Lee Soonho | Vice-Chairperson President of the second half | 1995.07.01 ~ 1998.06.30 |
| 3th | Choi Jeongmin | Chairperson President of the first half | 1998.07.01 ~ 2000-06-30 |
| 3th | Kim Youngok | Vice-Chairperson President of the first half | 1998.07.01 ~ 2000-06-30 |
| 3th | Goo Eemo | Chairperson President of the second half | 1998.07.01 ~ 2002.06.30 |
| 3th | Kim Woongi | Vice-Chairperson President of the second half | 1998.07.01 ~ 2002.06.30 |
| 4th | Jo Eokdong | Chairperson President of the first half | 2002.07.01 ~ 2004-06-30 |
| 4th | Jang Yongbeom | Vice-Chairperson President of the first half | 2002.07.01 ~ 2004-06-30 |
| 4th | Lee Woogyeong | Chairperson President of the second half | 2002.07.01 ~ 2006.06.30 |
| 4th | Lee Soonho | Vice-Chairperson President of the second half | 2002.07.01 ~ 2006.06.30 |
| 5th | Kim Younghoon | Chairperson President of the first half | 2006.07.01 ~ 2008-06-30 |
| 5th | Lee Sangtaek | Vice-Chairperson President of the first half | 2006.07.01 ~ 2008-06-30 |
| 5th | Lee Sangtaek | Chairperson President of the second half | 2006.07.01 ~ 2010.06.30 |
| 5th | Kim Jingoo | Vice-Chairperson President of the second half | 2006.07.01 ~ 2010.06.30 |
| 6th | Lee Seonggyu | Chairperson President of the first half | 2010.07.01 ~ 2012-06-30 |
| 6th | Jeong Heeik | Vice-Chairperson President of the first half | 2010.07.01 ~ 2012-06-30 |
| 6th | Lee Seonggyu | Chairperson President of the second half | 2010.07.01 ~ 2014.06.30 |
| 6th | Yoo Dongcheol | Vice-Chairperson President of the second half | 2010.07.01 ~ 2014.06.30 |
| 7th | So Misoon | Chairperson President of the first half | 2014.07.01 ~ 2016-06-30 |
| 7th | Park Haegwang | Vice-Chairperson President of the first half | 2014.07.01 ~ 2016-06-30 |
| 7th | Lee Moonseop | Chairperson President of the second half | 2014.07.01 ~ 2018.06.30 |
| 7th | Seol Aegyeong | Vice-Chairperson President of the second half | 2014.07.01 ~ 2018.06.30 |
| 8th | Park Hyeoncheol | Chairperson President of the first half | 2018.07.01 ~ 2020-06-30 |
| 8th | Bang Sehwan | Vice-Chairperson President of the first half | 2018.07.01 ~ 2020-06-30 |
| 8th | IM ILhyck | Chairperson President of the second half | 2018.07.01 ~ 2022.06.30 |
| 8th | Hyeon Jaseop | Vice-Chairperson President of the second half | 2018.07.01 ~ 2022.06.30 |