Chui, Man Chun
Current rating: 1415
Record: 5-10
| Grand Prix Hong Kong 2015 (ORI limited) | starting rating: 1461 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 92 | Loh, Chuan Han (1669) | Lost 0-2 | -141447 |
| 2sealed | 212 | Ji, Gang (1440) | Won 2-1 | +181465 |
| 3sealed | 255 | Chao, Nie (1524) | Lost 0-2 | -171448 |
| 4sealed | 304 | Chee, Crisler (1547) | Lost 1-2 | -161432 |
| 5sealed | 342 | Kwong, Raymond (1464) | Won 2-0 | +181450 |
| 6sealed | 311 | Miclat, Alyssa Chrizelle (1465) | Lost 0-2 | -181432 |
| 7sealed | 270 | Deng, Zhi Chao (1487) | Lost 0-2 | -171415 |
| average opponent: 1513record: 2-5 | new rating: 1415 | |||
| Grand Prix Hong Kong 2013 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 98 | Tachibana, Shinichiro (1411) | Lost 0-2 | -201480 |
| 2sealed | 286 | Mak, Chi Fan (1482) | Won 2-0 | +181498 |
| 3sealed | 311 | Wang, Fei (1501) | Won 2-0 | +181516 |
| 4sealed | 228 | Palungwachira, Pakhawa (1476) | Lost 0-2 | -181498 |
| 5sealed | 317 | Li, Mengzhou (1454) | Lost 0-2 | -191479 |
| 6sealed | 314 | Say, John (1481) | Lost 1-2 | -181461 |
| 7sealed | 313 | Lau, Chong Wing (1461) | Won 2-0 | +181479 |
| 8sealed | 272 | Liao, Wei (1485) | Lost 0-2 | -181461 |
| average opponent: 1469record: 3-5 | new rating: 1461 | |||