Sek, Pok Man
Current rating: 1541
| Grand Prix Hong Kong 2017 (XLN limited) | starting rating: 1585 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 148 | Kelderman, Torin (1500) | Won 2-1 | +161601 |
| 2sealed | 31 | Wong, Zhenye (1517) | Lost 0-2 | -191582 |
| 3sealed | 227 | Wu, Dake (1499) | Won 2-1 | +161598 |
| 4sealed | 118 | Kawahama, Yoshikazu (1782) | Lost 0-2 | -141584 |
| 5sealed | 229 | Siagian, Yohannes (1354) | Lost 1-2 | -231561 |
| 6sealed | 1007 | Hu, Shaopeng (1426) | Lost 0-2 | -201541 |
| top | average opponent: 1513record: 2-4 | new rating: 1541 | ||
| Grand Prix Hong Kong 2015 (ORI limited) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 113 | Chan, Fung Shun (1606) | Won 2-0 | +191574 |
| 2sealed | 118 | Wong, Yin Ming (1486) | Won 2-1 | +161590 |
| 3sealed | 35 | Han, Yi (1482) | Draw 1-1 | -21588 |
| 4sealed | 110 | Ng, Kenji (1598) | Won 2-0 | +191607 |
| 5sealed | 258 | Wang, Yu (1503) | Won 2-0 | +161623 |
| 6sealed | 332 | Feng, Ruixi (1572) | Lost 1-2 | -191604 |
| 7sealed | 52 | Ma, Jack (1555) | Lost 1-2 | -191585 |
| top | average opponent: 1543record: 4-2-1 | new rating: 1585 | ||
| Grand Prix Hong Kong 2013 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 36 | Pang, Tak Yin (1500) | Won 2-1 | +181518 |
| 2sealed | 33 | Alloso, Mark Ian (1616) | Won 2-1 | +201538 |
| 3sealed | 46 | Brown, Timothy [HKG] (1536) | Lost 0-2 | -181520 |
| 4sealed | 244 | Wong, Chun (1519) | Won 2-0 | +181538 |
| 5sealed | 96 | Gong, Ye (1452) | Won 2-0 | +161554 |
| 6sealed | 65 | Yeung, Chi Wen (1558) | Won 2-1 | +181572 |
| 7sealed | 75 | Lee, Kai Yip (1569) | Lost 0-2 | -181554 |
| 8sealed | 60 | Young, Ryan (1568) | Lost 1-2 | -181536 |
| 9sealed | 112 | Carlos, Aaron (1568) | Won 2-1 | +191555 |
| top | average opponent: 1543record: 6-3 | new rating: 1555 | ||