Chak, Chi Fai
Current rating: 1528
Record: 7-6-1
| Grand Prix Hong Kong 2015 (ORI limited) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 169 | Gratadou, Samuel (1500) | Won 2-0 | +171535 |
| 2sealed | 9 | Mak, Wai Hou (1611) | Lost 1-2 | -161519 |
| 3sealed | 239 | Wang, Ji Yuan (1499) | Won 2-0 | +171536 |
| 4sealed | 280 | Ishimaru, Ken (1690) | Won 2-1 | +211557 |
| 5sealed | 121 | Huang, Yu Chung (1753) | Lost 1-2 | -141543 |
| 6sealed | 70 | Tsuruoka, Shouta (1666) | Lost 1-2 | -161527 |
| 7sealed | 210 | Gong, Haoyu (1549) | Won 2-0 | +181545 |
| 8sealed | 197 | Li, Fanqiao (1584) | Lost 0-2 | -171528 |
| average opponent: 1607record: 4-4 | new rating: 1528 | |||
| Grand Prix Hong Kong 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 10 | Chun, Calvin Chu Ka (1500) | Lost 1-2 | -181482 |
| 2sealed | 54 | Liu, Tak Shun (1482) | Won 1-0 | +181500 |
| 3sealed | 64 | Fung, Ngan (1482) | Draw 1-1 | 01500 |
| 4sealed | 88 | Au, Kim Wai (1500) | Lost 1-2 | -181482 |
| 5sealed | 105 | Wei, Xiao Bao (1483) | Won 0-0 | +181500 |
| 6sealed | 85 | Cheung, Kee Yin Lawrence (1504) | Won 2-0 | +181518 |
| average opponent: 1492record: 3-2-1 | new rating: 1518 | |||