Chang, Ching Zain
Current rating: 1546
Record: 9-7
| Grand Prix Taipei 2012 (RTR limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 183 | Chung, Hau Shiang (1500) | Won 2-1 | +181501 |
| 2sealed | 54 | Wu, Chen Yen (1518) | Won 2-1 | +181519 |
| 3sealed | 22 | Lu, Chang Ching (1536) | Won 2-0 | +191538 |
| 4sealed | 11 | Lam, Ho Kei Edmund (1558) | Won 2-0 | +181556 |
| 5sealed | 32 | Chang, Kong-Ming (1554) | Won 2-1 | +181574 |
| 6sealed | 23 | Tsuchiya, Hideaki (1700) | Lost 1-2 | -161558 |
| 7sealed | 46 | Kanegawa, Toshiya (1698) | Lost 0-2 | -151543 |
| 8sealed | 65 | Jian, Sheng Xiu (1675) | Lost 0-2 | -161527 |
| 9sealed | 93 | Ascalon, Jason (1579) | Won 2-0 | +191546 |
| average opponent: 1591record: 6-3 | new rating: 1546 | |||
| Grand Prix Taipei 2002 (JUD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 33 | Gen, Tommy San Jer (1500) | Lost 1-2 | -181482 |
| 2standard | 53 | Young, Paul (1500) | Lost 0-1 | -181464 |
| 3standard | 87 | Chen, You Long (1464) | Won 2-0 | +181482 |
| 4standard | 91 | Kao, Arthur Moung Hsui (1484) | Won 2-0 | +181500 |
| 5standard | 77 | Lee, Deed (1519) | Won 2-1 | +191519 |
| 6standard | 44 | Yang, Taylor (1536) | Lost 0-1 | -181501 |
| 7standard | 61 | Chen, Yu Chun (1484) | Lost 0-2 | -181483 |
| average opponent: 1498record: 3-4 | new rating: 1483 | |||