Cai, Jun
Current rating: 1461
| Grand Prix Shanghai 2012 (M13 limited) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 225 | Potter, Michael (1521) | Won 2-0 | +181516 |
| 2sealed | 152 | Ji, Yun (1503) | Lost 0-2 | -181498 |
| 3sealed | 180 | Li, Ang (1449) | Lost 1-2 | -191479 |
| 4sealed | 325 | Yang, Lei (1482) | Lost 0-2 | -181461 |
| top | average opponent: 1489record: 1-3 | new rating: 1461 | ||
| Grand Prix Shanghai 2011 (M12 limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 150 | Yang, Yang (1500) | Won 2-1 | +191499 |
| 2sealed | 26 | Liu, Huai (1518) | Lost 1-2 | -181481 |
| 3sealed | 132 | Chen, Ziqi (1500) | Won 2-0 | +181499 |
| 4sealed | 169 | Zhang, Meng (1520) | Won 2-0 | +191518 |
| 5sealed | 138 | Xu, Shiwei (1402) | Lost 0-2 | -201498 |
| top | average opponent: 1488record: 3-2 | new rating: 1498 | ||
| Grand Prix Hong Kong 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 26 | Tsui, Wai Kin (1500) | Lost 0-2 | -181482 |
| 2sealed | 53 | Rosebeary, Greg (1432) | Won 2-0 | +171499 |
| 3sealed | 37 | Siu, Wing sun sam (1500) | Won 2-0 | +181517 |
| 4sealed | 44 | Kwok, Bone (1469) | Draw 1-1 | -11516 |
| 5sealed | 53 | Jim, Thomas (1521) | Lost 1-2 | -181498 |
| 6sealed | 61 | Leung, Sze Lok (1505) | Lost 0-2 | -181480 |
| top | average opponent: 1488record: 2-3-1 | new rating: 1480 | ||