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Moo Duk Kwan® President H.C. Hwang shares the definition and his insights about Key Concept #7 Tension and Relaxation (Shin Chook).

Kwan Jang Nim Technical Video 06-19-2020.

Shin Chook 신축, 伸縮



All 8 Key Concept Videos By Kwan Jang Nim H.C. Hwang on one page for quick access. 

View All 8 Key Concept Videos


Series Navigation<< Key Concept #6 Control of Power (Him Cho Chung)Key Concept #8 Speed Control (Wan Gup) >>
H.C. Hwang

H.C. Hwang

H.C. Hwang is Moo Duk Kwan® Founder Hwang Kee's appointed successor for the Moo Duk Kwan® Kwan Jang Nim position. As President of the World Moo Duk Kwan® he works to preserve the Moo Duk Kwan® martial art organization's legacy, philosophy, Moo Do values, technical excellence, and continues the evolution and development of the Soo Bahk Do® martial art system. Connect with him via the websites and social network links above.
H.C. Hwang