Cheng, Chou Chen
Current rating: 1471
Record: 13-15
| Grand Prix Taipei 2008 (ALA limited) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 14 | Hsieh, Hung-chih (1500) | Lost 1-2 | -171451 |
| 2sealed | 74 | Yang, Daly (1482) | Lost 1-2 | -181433 |
| 3sealed | 89 | Chen, Jui-Wang (1378) | Won 2-1 | +171450 |
| 4sealed | 101 | Orihara, Jun (1510) | Lost 1-2 | -161434 |
| 5sealed | 122 | Chen, Albert (1464) | Won 2-1 | +181452 |
| 6sealed | 104 | Wu, Yu Cheng (1482) | Won 2-0 | +191471 |
| 7sealed | 75 | Yu, Chun-tien T (1487) | Lost 1-2 | -181453 |
| 8sealed | 74 | Gragasin, Billy (1480) | Won 2-1 | +181471 |
| top | average opponent: 1473record: 4-4 | new rating: 1471 | ||
| Grand Prix Taipei 2005 (Kamigawa block) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 77 | Yan, Skylord (1500) | Won 2-0 | +191504 |
| 2block | 13 | Lain, Jang-Hung (1500) | Lost 1-2 | -191485 |
| 3block | 44 | Su, Jee Hung (1481) | Lost 0-2 | -181467 |
| 4block | 118 | Pan, Jian Jon (1481) | Won 2-0 | +191486 |
| 5block | 87 | Lee, Huli Shei Chung (1485) | Won 2-0 | +181504 |
| 6block | 60 | Siang, David (1520) | Lost 0-2 | -181486 |
| 7block | 77 | Hsu, Ye Hsin (1505) | Lost 0-2 | -181468 |
| top | average opponent: 1496record: 3-4 | new rating: 1468 | ||
| Grand Prix Taipei 2002 (JUD standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 10 | Wang, Chang Hung (1500) | Lost 0-2 | -181446 |
| 2standard | 67 | Konagai, Ryota (1464) | Lost 0-2 | -171429 |
| 3standard | 85 | Wang, Chih Ming (1431) | Won 2-1 | +181447 |
| 4standard | 80 | Wang, Bin Chuan (1483) | Won 2-0 | +181465 |
| 5standard | 75 | Lin, James (1499) | Won 2-0 | +191484 |
| 6standard | 41 | Yeh, Hugo (1517) | Won 2-0 | +191503 |
| 7standard | 26 | Li, Partick (1540) | Lost 0-2 | -181485 |
| top | average opponent: 1491record: 4-3 | new rating: 1485 | ||
| Grand Prix Kaohsiung 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 5 | Ho, Denis (1500) | Lost 0-2 | -181482 |
| 2sealed | 75 | Ng, Kwok Wing (1482) | Lost 0-2 | -181464 |
| 3sealed | 87 | Chang, Jetty (1464) | Won 2-0 | +181482 |
| 4sealed | 92 | Huang, Chee How (1482) | Won 2-1 | +181500 |
| 5sealed | 77 | Yang, Fu Yun (1500) | Lost 0-2 | -181482 |
| 6sealed | 78 | Ye, Kum (1465) | Lost 0-2 | -181464 |
| top | average opponent: 1482record: 2-4 | new rating: 1464 | ||