Kim Jeong Seong 08:31|facebook In German : Bericht vom 2013 Jin Young Ssangkum Ryu Haedong Kumdo Australian Seminar Written down in English by Stuart Campbell, HK president of Australian JY- Haedong Kumdo Association Translated in German by Yves Gengler, HK president of Belgium JY-Haedong Kumdo Association Bericht vom 2013 Jin Young Ssangkum Ryu Haedong Kumdo..