History
Master Yoo began teaching in the United States from 2000 when he was recruited by Grandmaster Sun Chong. Grandmaster Chong is former Head Coach of the U.S. National Tae Kwon Do Team and founder of Master Chong's World Class Tae Kwon Do in Buffalo, NY. From 2000 through 2007, Master Yoo served as Head Master Instructor for the Headquarters of World Class Tae Kwon Do. In 2007, Master Yoo opened