Si, Yuxin
Current rating: 1452
Record: 2-5
| Regional Championships Tianjin 2023 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 93 | Zhang, Hongtao (1630) | Lost 1-2 | -161484 |
| 2pioneer | 58 | Song, Yuxing (1539) | Lost 1-2 | -171467 |
| 3pioneer | 96 | Zhou, Zhengyang (1419) | Won 2-1 | +171484 |
| 4pioneer | 66 | Xu, Xin (1488) | Won 2-1 | +191503 |
| 5pioneer | 39 | Wang, Weiliang (1570) | Lost 0-2 | -171486 |
| 6pioneer | 63 | Zhang, Yuxuan (1616) | Lost 1-2 | -161470 |
| 7pioneer | 65 | Yang, Yunlong (1466) | Lost 0-2 | -181452 |
| average opponent: 1533record: 2-5 | new rating: 1452 | |||