Tang, Si Yuan
Current rating: 1469
Record: 7-9
| Grand Prix Guangzhou 2016 (modern) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1066 | Kong, Qingzhong (1504) | Won 2-0 | +191498 |
| 2modern | 1026 | Zeng, Zhe (1453) | Won 2-0 | +171515 |
| 3modern | 1093 | Yu, Libang (1561) | Won 2-0 | +191534 |
| 4modern | 1024 | Saito, Tomoharu (2030) | Lost 0-2 | -101524 |
| 5modern | 1037 | Liu, Zhengdong (1535) | Won 2-0 | +181542 |
| 6modern | 1034 | Muralitheran, Hari (1420) | Lost 1-2 | -201522 |
| 7modern | 1044 | Leung, Foong (1539) | Lost 0-2 | -181504 |
| 8modern | 1081 | He, Zhifeng (1533) | Lost 1-2 | -171487 |
| 9modern | 1120 | Tim, Cong (1523) | Lost 0-2 | -181469 |
| average opponent: 1566record: 4-5 | new rating: 1469 | |||
| Grand Prix Hong Kong 2013 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 253 | Zhang, Yang Da (1394) | Lost 0-2 | -201480 |
| 2sealed | 297 | Nakajima, Toro (1486) | Won 2-0 | +181498 |
| 3sealed | 333 | Fan, Shu Che (1557) | Won 2-1 | +191517 |
| 4sealed | 219 | Lin, Xiao (1553) | Lost 0-2 | -171500 |
| 5sealed | 293 | Chee, Cristerson (1422) | Won 2-0 | +161516 |
| 6sealed | 272 | Tang, Wing Chung (1488) | Lost 1-2 | -181498 |
| 7sealed | 238 | Lau, Ringo (1450) | Lost 0-2 | -191479 |
| average opponent: 1478record: 3-4 | new rating: 1479 | |||