This video made by Vienna Austria ITF Head quarters - Taekwondo History of Grandmaster Woojin Jung. GM Teaching 60 years (Hwan-Gup)환갑 1960 - 2020. Still 4 times a week teaching and enjoy. I'm not WTF/ITF I'm pioneer. I'm not South Korea/North Korea I'm Korean. 나는 남한도 북한도아닌 한국사람 이며.ITF도 WTF도아닌 태권도 개척자임니다.