Cao, Chengheng
Current rating: 1568
Record: 22-19-1
| Grand Prix Beijing 2016 (SOI limited) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 295 | Yu, Jinglei (1481) | Won 2-1 | +161571 |
| 2sealed | 200 | Xi, Ziqi (1506) | Won 2-0 | +171588 |
| 3sealed | 158 | Wang, Yi 0455 (1567) | Lost 0-2 | -181570 |
| 4sealed | 287 | Song, Sixu (1501) | Won 2-1 | +161586 |
| 5sealed | 202 | Zheng, Jiaming (1602) | Won 2-0 | +191605 |
| 6sealed | 53 | Zhang, Yonggang (1723) | Won 2-0 | +201625 |
| 7sealed | 44 | Li, Wenbo (1544) | Lost 1-2 | -201605 |
| 8sealed | 139 | Ru, Yi (1557) | Lost 0-2 | -181587 |
| 9sealed | 143 | Xue, Chao (1541) | Lost 0-2 | -191568 |
| top | average opponent: 1558record: 5-4 | new rating: 1568 | ||
| Grand Prix Shanghai 2015 (DTK standard) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 23 | Lin, Tingjie (1500) | Won 2-1 | +181488 |
| 2standard | 101 | Hu, Hong Jia (1565) | Lost 0-0 | -161472 |
| 3standard | 307 | Lu, Robert [CHN] (1500) | Won 2-0 | +181490 |
| 4standard | 236 | Yam, Wing Chun (1918) | Draw 1-1 | +81498 |
| 5standard | 214 | Chen, David (1516) | Won 2-0 | +181516 |
| 6standard | 149 | Li, Jiayu (1461) | Won 2-0 | +171533 |
| 7standard | 88 | Li, Ruipeng (1549) | Lost 1-2 | -181515 |
| 8standard | 142 | Chen, Yang 9635 (1512) | Won 2-0 | +181533 |
| 9standard | 94 | Tanaka, Akira (1719) | Won 2-1 | +221555 |
| top | average opponent: 1582record: 6-2-1 | new rating: 1555 | ||
| Grand Prix Shanghai 2014 (KTK limited) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 260 | Wang, Juntao (1551) | Won 2-0 | +201469 |
| 2sealed | 87 | Yu, Guo Bin (1553) | Won 2-1 | +201489 |
| 3sealed | 63 | Li, Yun Cong (1535) | Won 2-1 | +191508 |
| 4sealed | 95 | Oh, Asato (1505) | Lost 0-2 | -181490 |
| 5sealed | 130 | Zeng, Zhe (1446) | Won 2-0 | +171507 |
| 6sealed | 89 | Lin, Qing (1482) | Lost 0-2 | -191488 |
| 7sealed | 209 | Lee, Nam Hyoung (1356) | Won 2-1 | +161504 |
| 8sealed | 134 | Chung, Syndy Sum (1504) | Lost 1-2 | -181486 |
| 9sealed | 173 | Du, Yuxiang (1592) | Lost 1-2 | -161470 |
| top | average opponent: 1503record: 5-4 | new rating: 1470 | ||
| Grand Prix Shanghai 2012 (M13 limited) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 81 | Cui, Jiaxiong (1500) | Won 2-0 | +181503 |
| 2sealed | 176 | Liu, Zhuhao (1500) | Lost 0-2 | -181485 |
| 3sealed | 227 | Zhu, Jie (1500) | Lost 0-2 | -181467 |
| 4sealed | 335 | Wang, Chih Ming (1435) | Lost 0-2 | -181449 |
| 5sealed | 327 | Du, Xinjian (1464) | Won 2-1 | +181467 |
| 6sealed | 268 | Li, Congchong (1484) | Lost 0-2 | -181449 |
| top | average opponent: 1480record: 2-4 | new rating: 1449 | ||
| Grand Prix Shanghai 2011 (M12 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 44 | Sakajo, Yasuhisa (1692) | Lost 0-2 | -151485 |
| 2sealed | 169 | Yang, Yang (1482) | Lost 0-2 | -181467 |
| 3sealed | 217 | Ye, Chenyi (1464) | Won 2-1 | +181485 |
| 4sealed | 249 | Zhou, Yun Feng (1482) | Lost 0-2 | -181467 |
| 5sealed | 235 | Fu, Jicheng (1464) | Won 2-0 | +181485 |
| 6sealed | 226 | Peng, Junhui (1482) | Won 2-0 | +181503 |
| 7sealed | 173 | Zhou, Lei (1501) | Lost 0-2 | -181485 |
| 8sealed | 140 | Chen, Jia Lin (1482) | Lost 0-2 | -181467 |
| 9sealed | 117 | Bai, Hualin (1464) | Won 2-1 | +181485 |
| top | average opponent: 1501record: 4-5 | new rating: 1485 | ||