Grig Khan
- practicing Taekwondo, Baguazhang, wrestling, weightlifting, etc.- Taekwondo & Martial arts researcher
- founded ‘Taekwondo Core Training’, ‘Taekwondo Meditation’
- 6th generation of Baguazhang disciple
Career
- Korea Taekwondo Association(KTA) 'Taekwondo for adults' instructor- Directer of 88 Exercise science Institute
- Seoul Baguazhag Club chief instructor
Writings
『Way to go by myself-獨行道』『Secret training』
『MARS』,Martial Arts Magazine
『KTA Taekwondo Core Training』