dingcan, cao
Current rating: 1517
Record: 4-4
| Regional Championships Tianjin 2023 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 102 | Mao, Yiwei (1476) | Lost 0-2 | -181482 |
| 2pioneer | 85 | Hu, Wenhan (1482) | Lost 0-2 | -181464 |
| 3pioneer | 94 | Yu, Hong Da (1499) | Won 2-0 | +181482 |
| 4pioneer | 67 | Liu, Zhengjia (1690) | Lost 0-2 | -141468 |
| 5pioneer | 75 | Wang, Chengxin (1473) | Won 2-0 | +181486 |
| 6pioneer | 73 | Wang, Hainan (1540) | Won 2-0 | +191505 |
| 7pioneer | 54 | Wentao, Qi (1768) | Lost 1-2 | -131492 |
| 8pioneer | 53 | Jiang, Yiren (1939) | Won 2-0 | +251517 |
| average opponent: 1608record: 4-4 | new rating: 1517 | |||