| Date | Competitor | Country | Score | IAM level | Competition |
|---|---|---|---|---|---|
| 2015-12-16 | SUN HANMING | Hong Kong | 1784 | 17 | World Memory Championships 2015 |
| 2014-12-11 | LAW YAN | Hong Kong | 1456 | 14 | World Memory Championships 2014 |
| 2013-11-30 | LAW YAN | Hong Kong | 1240 | 14 | World Memory Championships 2013 |
| 2011-12-07 | ANDY TSZ KIT FONG | Hong Kong | 1230 | 12 | World Memory Championship 2011 |
| 2007-08-31 | LEE TAI YIU | Hong Kong | 1160 | 12 | World Memory Championship 2007 |
| 2006-08-19 | LEE TAI YIU | Hong Kong | 860 | 12 | World Memory Championship 2006 |
| 2005-08-13 | LAI CHUN NAN | Hong Kong | 400 | 5 | World Memory Championship 2005 |