Guo, Shiwei
Current rating: 1389
| Grand Prix Shanghai 2015 (DTK standard) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 177 | Tan, Raymond (1921) | Lost 0-2 | -101418 |
| 4standard | 150 | Riviere, Frederic (1464) | Won 2-1 | +191437 |
| 5standard | 158 | Zhao, Zhenwen (1513) | Lost 0-2 | -171420 |
| 6standard | 231 | Zhong, Cali (1540) | Lost 0-2 | -161404 |
| 7standard | 306 | Zhang, Chaoxi (1518) | Lost 0-2 | -151389 |
| top | average opponent: 1591record: 1-4 | new rating: 1389 | ||
| Grand Prix Shanghai 2014 (KTK limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 284 | Mu, Qi (1500) | Won 2-0 | +181498 |
| 2sealed | 245 | Hu, Shawn (1518) | Lost 0-2 | -171481 |
| 3sealed | 453 | Bi, Haoming (1499) | Lost 0-2 | -181463 |
| 4sealed | 475 | Zhang, Xiangyu (1481) | Lost 0-2 | -181445 |
| 5sealed | 472 | Zhao, Demin (1464) | Lost 0-2 | -171428 |
| top | average opponent: 1492record: 1-4 | new rating: 1428 | ||
| Grand Prix Shanghai 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 6 | Zheng, Ying (1446) | Lost 0-2 | -191481 |
| 2sealed | 308 | tang, yi zhou (1482) | Won 2-0 | +181499 |
| 3sealed | 253 | Shao, Xiao Gang (1499) | Lost 0-2 | -181481 |
| 4sealed | 339 | Teng, Qian (1482) | Won 2-0 | +181499 |
| 5sealed | 245 | Jiang, Shuo (1563) | Lost 0-2 | -171482 |
| 6sealed | 293 | Wang, Chih Ming (1436) | Lost 0-2 | -191463 |
| 7sealed | 274 | Zhang, Yunhao (1468) | Won 2-0 | +181481 |
| 8sealed | 226 | Xie, Kun (1418) | Won 2-0 | +171498 |
| 9sealed | 180 | Li, Zhe (1483) | Lost 0-2 | -181480 |
| top | average opponent: 1475record: 4-5 | new rating: 1480 | ||