Cheng, Ka Hoo
Current rating: 1541
Record: 5-3
| Grand Prix Hong Kong 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 42 | Hwung, Youn Ming (1541) | Won 2-0 | +191519 |
| 2sealed | 24 | Yamada, Tsutomu (1631) | Won 2-0 | +201539 |
| 3sealed | 16 | Chow, Yiu Hung (1512) | Lost 1-2 | -191520 |
| 4sealed | 75 | Chu, Alex Chun Bon (1519) | Won 2-0 | +181538 |
| 5sealed | 63 | Ong, Boon Kiat (1537) | Won 0-0 | +181556 |
| 6sealed | 20 | Zhang, Yu (1504) | Lost 0-2 | -191537 |
| 7sealed | 45 | De Rosa, Antonino (1736) | Lost 0-2 | -141523 |
| 8sealed | 66 | Wu, Yi (1519) | Won 2-1 | +181541 |
| average opponent: 1562record: 5-3 | new rating: 1541 | |||