| U20 World Cup 1979 in Japan - Appearances as Referee |  |
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| 30/08/1979 | Hungary | - | Guinea | 2:0 | 1 | - | - |
| 06/09/1979 | Uruguay | - | Poland | 5:3 pso | - | - | - |
| U20 World Cup 1979 in Japan - Appearances as Referee | |
|
|
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| 30/08/1979 | Hungary | - | Guinea | 2:0 | 1 | - | - |
| 06/09/1979 | Uruguay | - | Poland | 5:3 pso | - | - | - |
| Complete name: | Thompson Chan Tam-Sun |
| Born: | 08/05/1941 |
| Place of birth: |
Hong Kong |
| Nationality: |
Hong Kong |