Department of Orthodontics Graduated from Yonsei University College of Dentistry Doctor of Orthodontics, Yonsei University College of Dentistry, Department of Orthodontics, Yonsei University College of Dentistry, Department of Orthodontics, USA Chales H, Tweed International Foundation Tucson, Arizona Department of Orthodontics Training

Now Choi & E Dental Clinic CEODirector

Regular member of the Korean Lingual Orthodontics Association Regular member of the Korean Society of Aesthetic Dentistry Full member of the Korean Society of Sports and Dentistry Regular member of the Korean Orthodontic Society Regular member of the American Tweed International Orthodontic Society Regular member of

the 2009 Korean Orthodontic Society Conference Selected for outstanding academic research papers ASLO (Rapid Laser Correction) patent application