Chui, Pak Fung
Current rating: 1554
| Grand Prix Hong Kong 2018 (modern) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 257 | Ng, Elon (1614) | Lost 1-2 | -171525 |
| 2modern | 259 | Zhang, Yang Jia (1483) | Lost 1-2 | -191506 |
| 3modern | 400 | Kwan, Willian (1461) | Won 2-0 | +181524 |
| 4modern | 327 | Oku, Yusuke (1325) | Won 2-0 | +141538 |
| 5modern | 328 | Li, Jiejun (1467) | Won 2-1 | +171555 |
| 6modern | 165 | Lackey, Jonathan (1464) | Won 2-1 | +161571 |
| 7modern | 129 | Ng, Kenji (1602) | Lost 0-2 | -171554 |
| top | average opponent: 1488record: 4-3 | new rating: 1554 | ||
| Grand Prix Hong Kong 2015 (ORI limited) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 60 | Susanto, Reynandi (1580) | Lost 1-2 | -181545 |
| 2sealed | 60 | Chau, Kin Hei (1482) | Won 2-0 | +171562 |
| 3sealed | 60 | Chan, Ming Kin (1531) | Lost 1-2 | -181544 |
| 4sealed | 60 | Kolaczyk, Jordan (1432) | Won 2-0 | +161560 |
| 5sealed | 60 | Wu, Wenhao (1537) | Lost 1-2 | -191541 |
| 6sealed | 60 | Lin, Gifford (1582) | Won 2-1 | +191560 |
| 7sealed | 60 | Tong, Eugene (1552) | Lost 0-2 | -181542 |
| top | average opponent: 1528record: 3-4 | new rating: 1542 | ||
| Grand Prix Hong Kong 2013 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 4 | Tan, Chien Wei (1500) | Won 2-1 | +181518 |
| 2sealed | 109 | Jaro, Macho (1560) | Won 2-0 | +191537 |
| 3sealed | 190 | Liang, Zhiyong (1536) | Won 2-1 | +181555 |
| 4sealed | 45 | Sun, Bo (1627) | Lost 1-2 | -171538 |
| 5sealed | 181 | Park, Bi-O (1583) | Won 2-1 | +191557 |
| 6sealed | 110 | Wong, Man Lok (1556) | Lost 0-2 | -181539 |
| 7sealed | 151 | Hang Kong, Cheung (1537) | Won 2-1 | +181557 |
| 8sealed | 94 | Saito, Tomoharu (1702) | Won 2-0 | +201577 |
| 9sealed | 83 | Zhao, Tianyu (1777) | Lost 0-2 | -141563 |
| top | average opponent: 1597record: 6-3 | new rating: 1563 | ||