Acquisition of US dentist license Completion of orthodontic surgery course at Seoul National University College of Dentistry Clinical Training Center US Tweed Foundation Felow US Tweed Foundation Instructor

Now Yeinwon Dental Hospital CEODirector

Full member of the Korean Society of Orthodontics International member of the American Orthodontic Society, a member of the World Federation of Orthodontists accredited by the Korean Society of Orthodontics