Cheng, Mingjia
Current rating: 1500
Record: 16-17-1
| Grand Prix Beijing 2017 (AKH limited) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 151 | Hua, Ran (1445) | Lost 0-2 | -191485 |
| 2sealed | 280 | Ma, Jing (1435) | Won 2-1 | +171502 |
| 3sealed | 353 | Jin, Hang (1460) | Lost 0-2 | -191483 |
| 4sealed | 432 | Depa, Michael (1468) | Won 2-0 | +181501 |
| 5sealed | 326 | Sun, Minglong 7843 (1499) | Won 2-1 | +181519 |
| 6sealed | 202 | Ma, Xiao (1488) | Lost 0-2 | -191500 |
| 7sealed | 261 | Fu, Yannan (1447) | Won 2-0 | +171517 |
| 8sealed | 280 | Wu, Ming (1563) | Lost 0-2 | -171500 |
| top | average opponent: 1476record: 4-4 | new rating: 1500 | ||
| Grand Prix Beijing 2016 (SOI limited) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 292 | Wu, Yin (1485) | Lost 0-2 | -181475 |
| 2sealed | 352 | He, Kerr (1434) | Won 2-0 | +171492 |
| 3sealed | 342 | Riggs, Ben (1565) | Won 2-0 | +201512 |
| 4sealed | 279 | Dong, Bo (1564) | Won 2-0 | +191531 |
| 5sealed | 198 | Wang, Da (1621) | Won 2-0 | +191550 |
| 6sealed | 96 | Lu, Xiaoshi (1719) | Lost 0-2 | -151535 |
| 7sealed | 153 | Lei, Qing (1543) | Lost 0-2 | -181517 |
| 8sealed | 260 | Nam, Sung Wook (1760) | Lost 0-2 | -131504 |
| top | average opponent: 1586record: 4-4 | new rating: 1504 | ||
| Grand Prix Shanghai 2014 (KTK limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 62 | Hong, Shiyuan (1674) | Lost 0-2 | -141450 |
| 2sealed | 476 | Terry, Terry (1481) | Won 2-0 | +191469 |
| 3sealed | 285 | Du, Bin (1439) | Lost 0-2 | -191450 |
| 4sealed | 406 | Li, Jiayu (1433) | Won 2-0 | +181468 |
| 5sealed | 329 | Lau, Sam Lei Kang (1787) | Won 2-1 | +241492 |
| 6sealed | 315 | Li, Yixiao (1469) | Lost 0-2 | -191473 |
| 7sealed | 333 | Chen, Weiji (1506) | Won 2-1 | +191492 |
| 8sealed | 223 | Mao, Dun (1488) | Won 2-0 | +181510 |
| 9sealed | 181 | Wise, Alex (1591) | Lost 0-2 | -171493 |
| top | average opponent: 1541record: 5-4 | new rating: 1493 | ||
| Grand Prix Beijing 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 361 | Gong, Ye (1444) | Lost 0-2 | -191481 |
| 2standard | 406 | Wang, Xinzhe (1482) | Won 2-1 | +181499 |
| 3standard | 326 | Zhang, Jiazhen (1500) | Won 2-0 | +181517 |
| 4standard | 272 | Li, Yixiao (1517) | Won 2-0 | +181535 |
| 5standard | 133 | Shen, Yufei (1449) | Lost 0-2 | -201515 |
| 6standard | 218 | Li, Mengzhou (1524) | Lost 1-2 | -171498 |
| 7standard | 252 | Kim, Myeong-Do (1484) | Draw 1-1 | -11497 |
| 8standard | 269 | Ouyang, Lin (1552) | Lost 0-2 | -171480 |
| 9standard | 268 | Yang, Yang (1598) | Lost 0-2 | -161464 |
| top | average opponent: 1506record: 3-5-1 | new rating: 1464 | ||