| Rating change | Rank | ||
| 1. 20.09.1998 Asia Pacific Championships | 1510 | N/A | |
| 2. 27.06.1999 Channel NewsAsia World Masters | +336 | 1846 | N/A |
| 3. 06.05.2001 4th Singapore Open | +17 | 1868 | N/A |
| 4. 22.12.2002 1st Causeway Challenge | -39 | 1829 | N/A |
| 5. 23.10.2003 7th World Championships | +14 | 1843 | N/A |
| 6. 14.12.2003 2nd Causeway Challenge | +32 | 1875 | N/A |
| 7. 28.06.2004 19th Brand's Kings Cup 2004 | -46 | 1829 | 106th |
| 8. 19.12.2004 Causeway Challenge | -2 | 1827 | 102nd |
| 9. 18.12.2005 4th Causeway Challenge | -1 | 1826 | 114th |
| 10. 25.06.2006 ICT Penang Open | -1 | 1825 | 113th |
| 11. 02.07.2006 Kings Cup | -91 | 1734 | 155th |
| 12. 24.08.2007 Penang | +10 | 1744 | 146th |
| 13. 22.06.2008 ICT Penang Open | -15 | 1729 | 188th |
| 14. 19.06.2009 Penang | +34 | 1763 | 199th |
