(2017-2021) International Economic Affairs- Free Trade Agreement Policy coordination - Economic cooperation with China, Japan, Vietnam, EU- Inter-Korean economic cooperation(2021-2022) Budget office- Project budget management Division(Infra, Guideline for project budget management)- Education budget

- Pre-feasibility studies on fiscal management(Feasibility studies include both preliminary assessment and reassessment, which cover topics such as evaluation of public institutions and tax policies)- Regulations, guidelines, and methodologies for feasibility studies on fiscal projects - Feasibility studies and value-for-money assessments for public-private partnerships (PPPs)- Pre-feasibility studies for public-public partnerships (PUPs)- Regulations, guidelines, and methodologies for feasibility studies on PUPs- Evaluation and methodologies for tax exemption- Other services including global cooperation, public education programs, and data management for public investment

The 3rd Infantry Division/platoon leader, deputy company commander The 44th ROTC(Reserve Official's Training Corps)