Jiang, Changchen
Current rating: 1447
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 97 | Nagaoka, Yu (1484) | Lost 1-2 | -181480 |
| 2standard | 672 | Kazuya, Yokohama (1483) | Lost 0-2 | -181462 |
| 3standard | 945 | Grzelkowski, Stephan (1492) | Won 2-0 | +191481 |
| 4standard | 712 | Ikki, Notsu (1597) | Lost 0-2 | -161465 |
| 5standard | 871 | Wang, Chung Che (1479) | Lost 0-2 | -181447 |
| top | average opponent: 1507record: 1-4 | new rating: 1447 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 495 | Mituya, Taga (1500) | Won 2-0 | +191486 |
| 2legacy | 324 | Kondou, Ryuuki (1518) | Lost 1-2 | -181468 |
| 3legacy | 996 | Hagiwara, Tomoaki (1524) | Won 2-0 | +191487 |
| 4legacy | 621 | Tokuyama, Kouta (1661) | Draw 1-1 | +41491 |
| 5legacy | 568 | Nashimoto, Masahiro (1482) | Won 2-1 | +171508 |
| 6legacy | 357 | Yoshino, Kohei (1586) | Lost 1-2 | -161492 |
| 7legacy | 558 | Oshima, Takafumi (1443) | Won 1-0 | +171509 |
| 8legacy | 374 | Hashimoto, Yuu (1782) | Draw 1-1 | +51514 |
| 9legacy | 516 | Naraya, Takaaki (1660) | Lost 0-2 | -161498 |
| top | average opponent: 1573record: 4-3-2 | new rating: 1498 | ||
| Grand Prix Shanghai 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 103 | Liu, Chen (1500) | Won 2-0 | +181518 |
| 2sealed | 161 | Quan, Bin (1571) | Lost 0-2 | -171501 |
| 3sealed | 455 | Peng, Jianjia (1623) | Lost 0-2 | -161485 |
| 4sealed | 468 | Wu, Isme (1485) | Lost 0-2 | -181467 |
| top | average opponent: 1545record: 1-3 | new rating: 1467 | ||