Zheng, Junwei
Current rating: 1448
Record: 5-8
| Grand Prix Beijing 2013 (DGM limited) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 228 | Li, Kun (1500) | Lost 1-2 | -191503 |
| 2sealed | 296 | Jeon, Hyun Cheol (1489) | Lost 1-2 | -181485 |
| 3sealed | 308 | Garcia, Anthony (1464) | Won 2-1 | +181503 |
| 4sealed | 339 | Wang, Junfeng (1482) | Lost 0-2 | -191484 |
| 5sealed | 342 | Ren, Jie (1465) | Lost 0-2 | -181466 |
| 6sealed | 324 | Yu, Xiaochuan (1448) | Lost 0-2 | -181448 |
| average opponent: 1475record: 1-5 | new rating: 1448 | |||
| Grand Prix Shanghai 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 157 | Gu, Jiang (1518) | Won 2-1 | +181518 |
| 2sealed | 190 | Gao, Roger (1598) | Lost 1-2 | -161502 |
| 3sealed | 145 | Zhu, Mingshuai (1499) | Won 2-0 | +181520 |
| 4sealed | 226 | Han, Chin Yao (1541) | Lost 0-2 | -181502 |
| 5sealed | 294 | Katagiri, Shinichi (1619) | Lost 0-2 | -161486 |
| 6sealed | 282 | Xu, Jun (1482) | Won 2-0 | +181504 |
| 7sealed | 194 | Li, Zhe (1483) | Won 2-1 | +181522 |
| average opponent: 1534record: 4-3 | new rating: 1522 | |||