Zheng, Chuan
Current rating: 1609
Record: 15-9
| Grand Prix Beijing 2013 (DGM limited) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 84 | Li, Congchong (1520) | Lost 1-2 | -191545 |
| 2sealed | 258 | Liu, Mengyang (1482) | Won 2-0 | +171562 |
| 3sealed | 129 | Ge, Chengzhe (1500) | Won 2-0 | +171579 |
| 4sealed | 138 | Li, Mengzhou (1522) | Won 2-0 | +161595 |
| 5sealed | 60 | Godfrey, Daniel (1502) | Lost 0-2 | -191576 |
| 6sealed | 127 | Zhai, Tianpeng (1517) | Won 2-1 | +171593 |
| 7sealed | 132 | Xiang, Yu (1516) | Lost 1-2 | -201573 |
| 8sealed | 128 | Huang, Zixuan (1537) | Won 2-0 | +181591 |
| 9sealed | 127 | Huo, Guang (1620) | Won 2-0 | +181609 |
| average opponent: 1524record: 6-3 | new rating: 1609 | |||
| Grand Prix Shanghai 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 252 | Qi, Runrun (1500) | Won 2-0 | +181518 |
| 2sealed | 159 | Liu, Jian (1518) | Won 2-1 | +181536 |
| 3sealed | 51 | Chen, Cameron (1520) | Lost 0-2 | -181518 |
| 4sealed | 142 | Zou, Jie (1517) | Won 2-1 | +181536 |
| 5sealed | 115 | Lain, Jang-Hung (1604) | Won 2-0 | +191555 |
| 6sealed | 86 | Shao, Xiao Gang (1553) | Lost 1-2 | -181537 |
| 7sealed | 154 | Yan, Jun (1552) | Won 2-1 | +181555 |
| 8sealed | 70 | Chi, Jingyang (1610) | Won 2-0 | +191574 |
| 9sealed | 70 | Yu, Libang (1532) | Won 2-0 | +171591 |
| 10draft | 13 | Ikawa, Yoshihiko (1893) | Lost 0-2 | -121579 |
| 11draft | 30 | Hong, Fei Yeung (1757) | Lost 1-2 | -151564 |
| 12draft | 54 | Shao, Xiao Gang (1552) | Won 2-0 | +181582 |
| 13draft | 38 | Li, Xiang2 (1578) | Lost 0-2 | -181564 |
| 14draft | 60 | Jia, Zhiyu (1551) | Won 2-0 | +171581 |
| 15draft | 44 | Diekjobst, Lukas (1588) | Lost 0-2 | -171564 |
| average opponent: 1588record: 9-6 | new rating: 1564 | |||