- Civil/ Criminal Litigation
- Administrative/ Tax Litigation
- Corporate Law Consulting
- Disputes related to Real Estate and Financial Transactions

- Seoul National University, College of Law (LL.B.)
- French National School for the Judiciary (ENM)
- Judicial Research and Training Institute of the Supreme
Court of Korea
- Judge Advocate, Air Force, Republic of Korea
- Judge, Southern Branch Court, Seoul District Court
- Judge, Seoul Criminal District Court
- Judge, Gyeongju Branch Court, Daegu District Court
- Judge, Incheon District Court
- Judge, Seoul High Court
- Judicial Researcher, Supreme Court
- Judge, Seoul District Court
- Chief Judge, Wonju Branch Court, Chuncheon District Court
- Presiding Judge, Suwon District Court
- Presiding Judge, Seoul Central District Court
- Presiding Judge, Seoul Southern District Court
- Chief Judge, Anyang Branch Court, Suwon District Court

- Review on the Civil Appeals(1985, Judicial Research and Training Institute)
- Standard for Calculation of Tourism Promotion Fund based on the Tourism Promotion Act
- Liability of a Supervisor over the Torts of a Minor