| Date | Competitor | Country | Score | IAM level | Competition |
|---|---|---|---|---|---|
| 2014-12-11 | LAW YAN | Hong Kong | 131 | 15 | World Memory Championships 2014 |
| 2013-11-30 | LAW YAN | Hong Kong | 76 | 15 | World Memory Championships 2013 |
| 2011-12-07 | CHEUNG CHOR KWAN KAREN | Hong Kong | 60 | 11 | World Memory Championship 2011 |
| 2009-11-12 | CHEUNG CHOR KWAN KAREN | Hong Kong | 54 | 11 | World Memory Championship 2009 |
| 2006-08-19 | LEUNG KA CHUN | Hong Kong | 40 | 8 | World Memory Championship 2006 |
| 2005-08-13 | LEUNG KA CHUN | Hong Kong | 11 | 8 | World Memory Championship 2005 |