- Graduate of the 7th class of the National Police University

- Completed Master's Program in Police Law at Korea University Law School

- Investigator, Seoul Songpa Police Station

- World Cup Planning Team, Security Division, Korean National Police Agency

- Researcher, Investigation Research Institute, National Police University

- CEO/President, Universal Tire Molds (USA)

- CEO/President, Cheontinsehanmogu (China)

- CEO/President, Quality Mold (USA)