- Key Concept #1 Courage (Yong Gi) (V2)
- Key Concept #2 Concentration (Chun Shin Tong Il) (V2)
- Key Concept #3 Endurance (In Neh)
Kwan Jang Nim Technical Video 05/23/2020 - Key Concept #4 Honesty (Chung Jik)
- Key Concept #5 Humility (Kyum Son)
- Key Concept #6 Control of Power (Him Cho Chung)
- Key Concept #7 Tension and Relaxation (Shin Chook)
- Key Concept #8 Speed Control (Wan Gup)
Moo Duk Kwan® President H.C. Hwang shares definition and insights about Key Concept 3 Endurance (In Neh).
Kwan Jang Nim Technical Video 05/23/2020.
In Nae 인내, 忍耐
All 8 Key Concept Videos By Kwan Jang Nim H.C. Hwang on one page for quick access.