Useful linksgym

Kukkiwon

http://www.kukkiwon.or.kr/eng/index.action

Kukkiwon Dan Grade Checker

http://www.kukkiwon.or.kr/english/new_examination/new_english/pop.jsp

World Tae Kwon Do Federation

http://www.wtf.org

Grand Master Han Wong, 8th Dan

http://www.hanwong.co.uk