- 1981. 24th Jeju Jeil high school

- 1984. 26th Bar Exam passed

- 1985. Yonsei University

- 1984. 16th Judicial Research and Training Institute, Supreme Court of the Republic of Korea.   

- 1988. Judge. Incheon District Court

- 1990. Judge. Seoul Central District Court

- 1992. Judge. Jeju District Court

- 1996. Korea Bar Association (Jeju District)

- 2012. Vice Governor, Jeju Special Self-Governing Province

- 2017. Chairman, Korea Bar Association (Jeju Distric)