International Olympic Committe

http://www.olympic.org/

World Karatedo Federation (WKF)

http://www.wkf.net/

Asian Karatedo Federation (AKF)

http://asiankaratefederation.net/

China Karatedo Association (CKA)

http://www.chnka.org.cn/

Japan Karatedo Federation (JKF)

http://www.jkf.ne.jp/

Leisure and Cultural Services Department

http://www.lcsd.gov.hk/

Sports Federation & Olympic Committee of Hong Kong, China (SF&OC)

http://www.hkolympic.org/

Hong Kong Sports Institute

https://www.hksi.org.hk/

Hong Kong Paralympic Committee

https://www.paralympic.hk/

The Hong Kong Schools Sports Federation

http://www.hkssf-nt.org.hk/

Regional Flag and its usage

https://www.protocol.gov.hk/en/flags.html

National Anthem and its recording

https://www.cmab.gov.hk/en/issues/national_anthem.htm

Hong Kong Anti-Doping Committee

http://www.antidoping.hk/