Cheng, Man Chiu
Current rating: 1472
Record: 8-9-1
| Grand Prix Hong Kong 2017 (XLN limited) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 92 | Liang, Wenhao (1518) | Lost 0-2 | -191515 |
| 2sealed | 183 | Chow, Tsz Lun (1472) | Won 2-0 | +181533 |
| 3sealed | 205 | Ma, Dryad (1498) | Lost 1-2 | -191514 |
| 4sealed | 309 | Mason, Ian (1530) | Lost 0-2 | -181496 |
| 5sealed | 310 | Lam, Pak Chuen Burton (1465) | Won 2-0 | +181514 |
| 6sealed | 297 | Huang, Jinghao (1452) | Lost 1-2 | -191495 |
| 7sealed | 277 | Hutereau, Martin (1430) | Lost 0-2 | -201475 |
| 8sealed | 262 | Oshima, Shimpei (1374) | Lost 0-2 | -201455 |
| 9sealed | 243 | Calalay, John Santy (1395) | Won 2-1 | +171472 |
| average opponent: 1459record: 3-6 | new rating: 1472 | |||
| Grand Prix Hong Kong 2015 (ORI limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 246 | Wang, Yu (1446) | Draw 1-1 | -11499 |
| 2sealed | 177 | Zhang, Chuan (1473) | Lost 0-2 | -181481 |
| 3sealed | 357 | Watkins, Oliver (1484) | Won 2-1 | +181499 |
| 4sealed | 290 | Cheung, Quentin (1481) | Won 2-1 | +171516 |
| 5sealed | 335 | Reyes, Dino Angelo (1466) | Won 2-0 | +171533 |
| 6sealed | 124 | Li, Junyu (1579) | Lost 1-2 | -171516 |
| 7sealed | 191 | Lee, Kin Suen (1553) | Won 2-1 | +191535 |
| 8sealed | 138 | Liu, Yunfan (1497) | Lost 0-2 | -191516 |
| 9sealed | 157 | Zhuang, Kai (1487) | Won 2-1 | +181534 |
| average opponent: 1496record: 5-3-1 | new rating: 1534 | |||