| Date | Competitor | Country | Score | IAM level | Competition |
|---|---|---|---|---|---|
| 2015-12-16 | SUN HANMING | Hong Kong | 2419 | 13 | World Memory Championships 2015 |
| 2015-08-22 | LAW YAN | Hong Kong | 1935 | 12 | Hong Kong Open Memory Championship 2015 |
| 2014-12-11 | LAW YAN | Hong Kong | 1860 | 12 | World Memory Championships 2014 |
| 2014-09-13 | CHAN CHI WA | Hong Kong | 1605 | 10 | Hong Kong Open Memory Championship 2014 |
| 2012-12-14 | LI KAM FUNG | Hong Kong | 1485 | 9 | World Memory Championship 2012 |
| 2007-08-31 | LEUNG KA CHUN | Hong Kong | 1350 | 9 | World Memory Championship 2007 |
| 2006-08-19 | LEE TAI YIU | Hong Kong | 1122 | 8 | World Memory Championship 2006 |
| 2005-08-13 | LEUNG KA CHUN | Hong Kong | 495 | 9 | World Memory Championship 2005 |