| Date | Competitor | Country | Score | IAM level | Competition |
|---|---|---|---|---|---|
| 2016-08-13 | SUN HANMING | Hong Kong | 52 | 12 | Hong Kong Open Memory Championship 2016 |
| 2015-08-22 | LAW YAN | Hong Kong | 48 | 11 | Hong Kong Open Memory Championship 2015 |
| 2014-12-11 | LAW YAN | Hong Kong | 42 | 11 | World Memory Championships 2014 |
| 2014-09-13 | LAW YAN | Hong Kong | 40 | 11 | Hong Kong Open Memory Championship 2014 |
| 2013-09-28 | LI KAM FUNG | Hong Kong | 39 | 9 | Hong Kong Open Memory Championship 2013 |
| 2012-11-24 | LI KAM FUNG | Hong Kong | 26 | 9 | Australian Open Memory Championship 2012 |
| 2011-12-07 | LI KAM FUNG | Hong Kong | 26 | 9 | World Memory Championship 2011 |
| 2007-08-31 | LEE TAI YIU | Hong Kong | 26 | 6 | World Memory Championship 2007 |
| 2007-07-14 | KIT WAI WONG | Hong Kong | 19 | 4 | Australian Open Memory Championship 2007 |
| 2006-08-19 | LI KAM FUNG | Hong Kong | 19 | 9 | World Memory Championship 2006 |
| 2005-08-13 | LAI CHUN NAN | Hong Kong | 13 | 3 | World Memory Championship 2005 |