Guo, Hongkai
Current rating: 1445
| Grand Prix Guangzhou 2016 (modern) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 136 | Brent, Sammy (1592) | Lost 1-2 | -161481 |
| 2modern | 132 | Xu, Jing (1484) | Lost 0-2 | -181463 |
| 3modern | 255 | Huang, Xiaojie (1514) | Lost 0-2 | -171446 |
| 4modern | 250 | Lin, Tingjie (1425) | Won 2-0 | +171463 |
| 5modern | 232 | Chen, Zihao (1470) | Lost 0-2 | -181445 |
| top | average opponent: 1497record: 1-4 | new rating: 1445 | ||
| Grand Prix Hong Kong 2015 (ORI limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 41 | Joyklad, Auttasit (1518) | Won 2-0 | +191482 |
| 3sealed | 133 | Chanboonyawat, Prapruet (1616) | Won 2-1 | +201502 |
| 4sealed | 91 | Zhuang, Kai (1518) | Won 2-0 | +181520 |
| 5sealed | 25 | Hu, Yi (1618) | Lost 1-2 | -161504 |
| 6sealed | 55 | Mung, Hermes Ho Kai (1595) | Won 2-0 | +201524 |
| 7sealed | 55 | Yamazaki, Yuuki (1800) | Lost 1-2 | -131511 |
| 8sealed | 75 | Yamagami, Yudai (1737) | Lost 0-2 | -141497 |
| top | average opponent: 1629record: 4-3 | new rating: 1497 | ||
| Grand Prix Shanghai 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 422 | Zhang, Chuan (1481) | Lost 0-2 | -181482 |
| 2sealed | 433 | Wang, Changran (1428) | Lost 0-2 | -191463 |
| top | average opponent: 1455record: 0-2 | new rating: 1463 | ||