Chang, Wun Ieong
Current rating: 1538
Record: 5-3
| Grand Prix Hong Kong 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 24 | Kit, Kar Mun (1480) | Lost 0-2 | -181482 |
| 2sealed | 72 | Chan, Russell (1484) | Won 2-0 | +181500 |
| 3sealed | 46 | Suzuki, Ryuuichi (1497) | Won 2-1 | +181518 |
| 4sealed | 84 | Tsang, Wan Fai (1519) | Won 2-0 | +181536 |
| 5sealed | 49 | Chen, Yen-Hao (1507) | Won 0-0 | +171553 |
| 6sealed | 16 | Lee, Sung-Bum (1431) | Lost 0-2 | -201533 |
| 7sealed | 53 | Asahara, Akira (1867) | Lost 0-2 | -121521 |
| 8sealed | 53 | Wong, Tin Yau (1472) | Won 2-0 | +171538 |
| average opponent: 1532record: 5-3 | new rating: 1538 | |||