Wei, Kun
Current rating: 1386
| Grand Prix Beijing 2017 (AKH limited) | starting rating: 1414 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 23 | Miao, Junhong (1478) | Lost 1-2 | -171397 |
| 2sealed | 310 | Depa, Michael (1471) | Won 2-1 | +191416 |
| 3sealed | 297 | Liu, Xuan 3514 (1502) | Draw 1-1 | +21418 |
| 4sealed | 353 | Wu, Ryan (1466) | Lost 0-2 | -171401 |
| 5sealed | 410 | Zhang, Xin 3681 (1479) | Draw 1-1 | +11402 |
| 6sealed | 434 | Yi, Chonghui (1433) | Won 2-0 | +191421 |
| 7sealed | 370 | Efimov, Sergey (1479) | Lost 1-2 | -171404 |
| 8sealed | 371 | Hu, Guangzheng (1435) | Lost 0-2 | -181386 |
| top | average opponent: 1468record: 2-4-2 | new rating: 1386 | ||
| Grand Prix Shanghai 2012 (M13 limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 4 | Wang, Juntao (1500) | Lost 0-2 | -171447 |
| 2sealed | 328 | Ge, Chang (1482) | Lost 1-2 | -181429 |
| 3sealed | 322 | Yan, Chenxiang (1465) | Lost 1-2 | -171412 |
| 4sealed | 370 | Lu, Yihen (1446) | Draw 1-1 | +11413 |
| 5sealed | 363 | Wang, Yifei (1445) | Won 2-0 | +181431 |
| 6sealed | 314 | Gong, Jiawei (1462) | Lost 0-2 | -171414 |
| top | average opponent: 1467record: 1-4-1 | new rating: 1414 | ||
| Grand Prix Shanghai 2011 (M12 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 61 | Zhao, Shuchen (1500) | Lost 0-2 | -181482 |
| 2sealed | 197 | Yim, Man Chit (1482) | Lost 1-2 | -181464 |
| 3sealed | 241 | Lu, Jiajun (1464) | Won 2-0 | +181482 |
| 4sealed | 244 | Wang, Liang (1482) | Lost 1-2 | -181464 |
| 5sealed | 254 | Qiao, Qiao (1464) | Won 2-0 | +181482 |
| 6sealed | 220 | Wan, Tianwen (1481) | Won 2-1 | +181500 |
| 7sealed | 172 | Cai, Jun Yan (1500) | Lost 1-2 | -181482 |
| 8sealed | 145 | Li, Huibin (1485) | Lost 0-2 | -181464 |
| top | average opponent: 1482record: 3-5 | new rating: 1464 | ||