| Rating change | Rank | ||
| 1. 27.06.1999 Channel NewsAsia World Masters | -7 | 1561 | N/A |
| 2. 15.05.2000 3rd Singapore Open | -145 | 1417 | N/A |
| 3. 28.05.2000 Bertam World Masters | -19 | 1398 | N/A |
| 4. 06.05.2001 4th Singapore Open | +13 | 1411 | N/A |
| 5. 19.12.2004 Causeway Challenge | +8 | 1419 | 220th |
| 6. 26.06.2005 20th Brand's Kings Cup 2005 | +57 | 1476 | 227th |
| 7. 02.07.2006 Kings Cup | -29 | 1447 | 254th |
| 8. 24.06.2007 22nd Brand's Kings Cup | -55 | 1392 | 267th |
| 9. 28.06.2009 Kings Cup | +43 | 1435 | 381st |
| 10. 05.07.2013 PENANG INTERNATIONAL | -186 | 1248 | 597th |
