Chen, Weikang
Current rating: 1487
| Grand Prix Shanghai 2014 (KTK limited) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 121 | Zhao, Chunming (1500) | Draw 1-1 | 01485 |
| 2sealed | 289 | Chungwoo, Woo (1500) | Won 2-1 | +191504 |
| 3sealed | 265 | Liu, Wendong (1517) | Lost 0-2 | -181486 |
| 4sealed | 385 | Li, Jinye (1466) | Lost 1-2 | -181468 |
| 5sealed | 455 | Liu, Song (1481) | Won 2-1 | +181486 |
| 6sealed | 343 | Zhou, Zhengyi (1499) | Won 2-0 | +181504 |
| 7sealed | 248 | Yan, Xia (1479) | Lost 1-2 | -181486 |
| 8sealed | 281 | Li, Yinglai (1499) | Won 2-0 | +181504 |
| 9sealed | 208 | Pang, Gengyu (1572) | Lost 1-2 | -171487 |
| top | average opponent: 1501record: 4-4-1 | new rating: 1487 | ||
| Grand Prix Beijing 2013 (DGM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 119 | Pan, Yizhe (1500) | Lost 1-2 | -181482 |
| 2sealed | 283 | Shao, Nan (1485) | Won 2-0 | +181500 |
| 3sealed | 209 | Xu, Ming (1716) | Lost 0-2 | -141486 |
| 4sealed | 283 | Lv, Yichun (1482) | Lost 0-2 | -181468 |
| 5sealed | 312 | Li, Song Nan (1464) | Won 2-0 | +181486 |
| 6sealed | 265 | Zhao, Bu (1486) | Won 2-0 | +181504 |
| 7sealed | 195 | Fu, Bin (1501) | Won 2-0 | +181522 |
| 8sealed | 136 | Li, Nan (1505) | Lost 0-2 | -191503 |
| 9sealed | 170 | Zhu, Yinian (1485) | Lost 0-2 | -181485 |
| top | average opponent: 1514record: 4-5 | new rating: 1485 | ||
| Grand Prix Shanghai 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 67 | Wang, Yi (1487) | Draw 1-1 | 01500 |
| 2sealed | 198 | Zhu, Jia Nan (1465) | Won 2-1 | +171517 |
| 3sealed | 123 | Ye, Chao (1520) | Won 2-0 | +181535 |
| 4sealed | 103 | Yin, Yue (1536) | Won 2-0 | +181553 |
| 5sealed | 51 | Pai, Bruce (1593) | Lost 0-2 | -171536 |
| 6sealed | 114 | Zhu, Zhengqian (1541) | Lost 1-2 | -181518 |
| 7sealed | 177 | Chu, Bowen (1517) | Lost 1-2 | -181500 |
| 8sealed | 199 | Zhang, Jiahao (1499) | Lost 1-2 | -181482 |
| 9sealed | 190 | Fu, Jianyi (1484) | Won 2-1 | +181500 |
| top | average opponent: 1516record: 4-4-1 | new rating: 1500 | ||