Kang Duk Won was one of the original 9 kwans

Kwans

This article is about martial arts. For the Finnish music band see KwanKwan in Korean literally means building or hall, but when used in martial arts it can also refer to a school or clan of martial artists who follow the same style and/or leader...

 that eventually merged to create the Kukkiwon

Kukkiwon

Kukkiwon , also known as World Taekwondo Headquarters, and home of the World Taekwondo Academy, is the official taekwondo governing organisation established by the South Korean government...

 system. This Kwan was founded in the later 1950s by former students of the YMCA Kwon Bop

Kwonbup

Gwonbeop means fist fighting method. The earliest surviving written reference to gwonbeop is found in the Muyedobotongji, which has extensive documentation on the techniques and history of gwonbeop. According to this text, gwonbeop was impractical for large scale combat on the battlefield, but was...

 Bu (Chang Moo Kwan

Chang Moo Kwan

Chang Moo Kwan is a Korean martial arts group was founded by Lee Nam Suk and Kim Soon Bae.- History :At the end of World War II, several Kwans wet set up. In the late 1950s, these Kwans united under the name Tae Soo Do...

). These two students of YMCA Kwon Bop Bu founder Byung In Yoon were Hong Jong-Pyo and Chul Hee Park. Today, Kang Duk Won still exists in Korea and is officially known as Taekwondo

Taekwondo

Taekwondo is a Korean martial art and the national sport of South Korea. In Korean, tae means "to strike or break with foot"; kwon means "to strike or break with fist"; and do means "way", "method", or "path"...

 Kang Duk Won, which is a social friendship club that endorses the Kukkiwon system and supports the World Taekwondo Federation

World Taekwondo Federation

The World Taekwondo Federation is the International Federation member of the International Olympic Committee for the competition events of the martial art of taekwondo...

.