Attorney-at-Law, Certified Public Accountant (CPA), Certified Documentary Credit Specialist (CDCS), Certified Origin Manager

- (Former) Tax Division, Samil PricewaterhouseCoopers / Tax Division, Samjong KPMG / Legal Advisor, Seoul Main Customs / Lecturer, Law School and Doctoral Program, University of Seoul
- (Current) Advisory Attorney, Ministry of Economy and Finance / Legal Advisor, Incheon Airport Customs / Expert Member, Financial Dispute Mediation Committee, Financial Supervisory Service / Editorial Board Member, Annotated Commentary on the Punishment of Tax Offenses Act and Tax Offense Procedures Act(Thomson Reuters, Lawnb)
- (Current) Lecturer in Tax Law, Korean Bar Association & Seoul Bar Association; Lecturer, Graduate School of Law and Practice, Kyung Hee University
- (Current) Member, Customs Valuation Council, Korea Customs Valuation and Classification Institute

- B.A. in Economics, College of Social Sciences, Seoul National University
- J.D. (Master of Laws), Law School, University of Seoul
- Ph.D. in Taxation, Graduate School of Taxation, University of Seoul

- Selected as Outstanding Lawyer of the Year (2023) by the Korean Bar Association
- Commendation from the Deputy Prime Minister & Minister of Economy and Finance (2024)
- Named “Best Lawyer in Korea 2025” by The Korea Economic Daily (Tax & Customs Law)

- A Study on the Importation of Goods and the Obligation to Receive Import VAT Invoices (2019)
- A Study on the “Actual Owner of Goods” under the Customs Act and the Principle of Substantive Taxation (2020)
- The Legal Nature of Bonded Areas under the Customs Act and Methods for Determining Customs Value in Cross-Border Transactions (2022)
- A Study on the Classification Criteria for HS Codes 9032.81 and 9032.89 (2023)
- A Study on Korea Customs Service Notifications for Applying Method 4 of Customs Valuation (2025)