Department of Health and Welfare Certified Integrated Dental Specialist, Catholic University of Korea St. Marys Hospital Integrated Dentistry (AGD) Training Major, University of Pennsylvania Endodontic course Implant Dental Art and Science course Crestal/ Latal sinus graft course

Now Okjeong Dental Clinic CEODirector

Dental Prosthetics Association Full member of the Korean Society of Integrated Dentistry