Chow, Yiu Hung
Current rating: 1614
Record: 19-15-2
| Grand Prix Kuala Lumpur 2006 (DIS limited) | starting rating: 1575 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 37 | Mohd Nasir, Mohd Ikmal (1535) | Won 2-1 | +171592 |
| 4sealed | 45 | Foo, Wen Han (1485) | Won 2-0 | +161608 |
| 5sealed | 18 | Go, Paolo (1457) | Won 2-0 | +151623 |
| 6sealed | 11 | Nakajima, Chikara (1642) | Lost 1-2 | -171606 |
| 7sealed | 25 | Hendrawan, Bernhard (1521) | Won 2-0 | +161622 |
| 8sealed | 5 | Cheaw, Tommy Chung Sung (1576) | Lost 0-2 | -191603 |
| 9draft | 18 | Osawa, Takuya (2020) | Lost 0-2 | -111592 |
| 10draft | 13 | Li, Cheuk Yin (1519) | Lost 0-2 | -191573 |
| 11draft | 17 | Chang, Mark (1660) | Draw 1-1 | +21575 |
| 12draft | 27 | Prawito, Tjandra (1516) | Won 2-1 | +171592 |
| 13draft | 23 | Chua, Chang (1765) | Draw 1-1 | +31595 |
| 14draft | 25 | Chang, Mark (1691) | Won 2-0 | +191614 |
| top | average opponent: 1616record: 6-4-2 | new rating: 1614 | ||
| Grand Prix Hong Kong 2004 (DST limited) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 16 | Cheng, Ka Hoo (1539) | Won 2-1 | +181530 |
| 4sealed | 7 | Sun, Jiafeng (1500) | Won 2-0 | +181548 |
| 5sealed | 4 | Young, San (1577) | Won 0-0 | +181566 |
| 6sealed | 9 | Walls, Gabe (1952) | Lost 1-2 | -111555 |
| 7sealed | 14 | Wong, Henry T (1572) | Won 2-0 | +181573 |
| 8sealed | 9 | Lee, Sung-Bum (1472) | Won 2-1 | +161589 |
| 9draft | 15 | Ruel, Olivier (1942) | Lost 0-2 | -111578 |
| 10draft | 26 | Schroder, Alexander (1676) | Lost 0-2 | -171561 |
| 11draft | 16 | Morita, Masahiko (1992) | Lost 0-2 | -101551 |
| 12draft | 7 | Law, Albertus Hui Chin (1809) | Lost 0-2 | -141537 |
| 13draft | 27 | Wong, Nicholas Jonathan (1568) | Won 2-1 | +191556 |
| 14draft | 25 | Chun, Bo Ruad (1596) | Won 2-0 | +191575 |
| top | average opponent: 1683record: 7-5 | new rating: 1575 | ||
| Grand Prix Hong Kong 2001 (ODY limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 24 | Cheung, Kevin Ho Yin (1518) | Won 2-1 | +181534 |
| 3sealed | 5 | Ando, Reiji (1618) | Won 2-0 | +201554 |
| 4sealed | 30 | Hegstad, Brian (1925) | Lost 0-2 | -121542 |
| 5sealed | 32 | Fujita, Kenichi (1629) | Lost 1-2 | -161526 |
| 6sealed | 56 | Ishida, Itaru (1750) | Lost 0-2 | -141512 |
| top | average opponent: 1688record: 2-3 | new rating: 1512 | ||
| Grand Prix Kaohsiung 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 15 | Zhu, Fung Huei (1500) | Lost 0-2 | -181482 |
| 2sealed | 77 | Wu, Drake (1482) | Won 2-0 | +181500 |
| 3sealed | 56 | Song, Norris (1500) | Won 2-1 | +181518 |
| 4sealed | 49 | Liu, Chia Yo (1482) | Won 2-0 | +171535 |
| 5sealed | 31 | Chung, Sse-Hsing (1502) | Lost 1-2 | -181517 |
| 6sealed | 51 | Lee, Chia Wen (1483) | Lost 1-2 | -191498 |
| 7sealed | 52 | Yang, Fu Yun (1499) | Won 2-1 | +181516 |
| top | average opponent: 1493record: 4-3 | new rating: 1516 | ||