| Rating change | Rank | ||
| 1. 27.06.1999 Channel NewsAsia World Masters | +7 | 1744 | N/A |
| 2. 28.05.2000 Bertam World Masters | -31 | 1714 | N/A |
| 3. 04.12.2016 Causeway Challenge | -212 | 1502 | 418th |
| 4. 09.04.2017 Astar Scrabble Championship International - Open | -34 | 1468 | 471st |
| 5. 03.12.2017 Kuala Lumpur International | -63 | 1405 | 634th |
| 6. 28.06.2018 World Seniors Championship and Side Event | +28 | 1433 | 592nd |
