Yu Chun Tung Andy
5th Dan
| Kukkiwon • World Taekwondo Academy | 3rd Class, International Taekwondo master |
| Kukkiwon • World Taekwondo Academy | 3rd Class, Poom • Dan Test Judge |
| Hong Kong, China Taekwondo Association | Intermediate Coach |
| Hong Kong, China Taekwondo Association | P Class, Kyorugi Referee |
| Hong Kong, China Taekwondo Association | 3rd Class, Poomsae Referee |
