Bucheon, Gyeonggi-do Medical treatment for foreign workers Volunteer Senior Supervising Dentist Medical volunteering in Mitan-myeon, Pyeongchang-gun, Gangwon-do Senior Supervising Dentist Former Director of Happy Smile Dental Clinic Former Director of Moa Dental Clinic Former Director of Starcell Dental Clinic Former Director of Excellent Dentistry Full member of Korean