Otolaryngologist 5th East Asian Phonetic Society Training 2008 Completion of the 17th International Nasal and Sinus Endoscopic Surgery Training Seminar 2008 Completion of the 15th Seoul National University Latest Otolaryngology Surgery Training Seminar, Temporal Bone Dissection Practice Adjunct Professor

Now Kona B throat clinic CEODirector

of Otolaryngology , Full member of the Korean Academy of Sciences (KRS) Full member of the Korean Academy of Hearing Sciences Full member of the Korean Society of Balanced Medicine Full member of the Korean Society of Allergy