Guo, Chi Hsen
Current rating: 1503
Record: 22-21-1
| Grand Prix Taipei 2012 (RTR limited) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 11 | Tsai, Ching Chi (1579) | Lost 0-2 | -181521 |
| 2sealed | 233 | Tan, Chong Han (1481) | Lost 1-2 | -181503 |
| top | average opponent: 1530record: 0-2 | new rating: 1503 | ||
| Grand Prix Taipei 2005 (Kamigawa block) | starting rating: 1583 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 30 | Lee, Huli Shei Chung (1481) | Lost 0-2 | -201563 |
| 2block | 86 | Iioka, Kenta (1352) | Lost 1-2 | -221541 |
| 3block | 89 | Yang, Shi Chih (1464) | Won 2-0 | +171558 |
| 4block | 105 | Jung, Chun Ching Nisson (1482) | Lost 1-2 | -191539 |
| top | average opponent: 1445record: 1-3 | new rating: 1539 | ||
| Grand Prix Hong Kong 2004 (DST limited) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 40 | Wang, JiaLuo (1415) | Won 2-0 | +161571 |
| 3sealed | 8 | Lui, Patrick (1536) | Won 2-0 | +171588 |
| 4sealed | 42 | Nakano, Yoshitaka (1824) | Won 2-0 | +221610 |
| 5sealed | 13 | Ishida, Itaru (2013) | Lost 0-0 | -111599 |
| 6sealed | 23 | Tang, Kai Cheong (1656) | Lost 1-2 | -171582 |
| 7sealed | 33 | Song, Huachao (1572) | Won 2-1 | +181600 |
| 8sealed | 40 | Jeong, Hyunwoo (1586) | Won 2-1 | +181618 |
| 9draft | 4 | Tseng, Jesse (1519) | Lost 1-2 | -201598 |
| 10draft | 10 | Fujita, Tsuyoshi (1910) | Won 2-1 | +241622 |
| 11draft | 25 | Profeta, Francis Robert (1577) | Lost 0-2 | -191603 |
| 12draft | 29 | Hsu, Aric (1604) | Lost 1-2 | -181585 |
| 13draft | 7 | Tam, Wing Lok (1523) | Lost 1-2 | -191566 |
| 14draft | 29 | Sun, Bo (1536) | Won 2-0 | +171583 |
| top | average opponent: 1636record: 7-6 | new rating: 1583 | ||
| Grand Prix Taipei 2002 (JUD standard) | starting rating: 1609 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 20 | Cheng, Zi Ki (1518) | Won 2-1 | +161625 |
| 3standard | 13 | Zen, Fu Jei (1536) | Won 2-1 | +161641 |
| 4standard | 22 | Tung, Chang-Ming (1500) | Lost 1-2 | -201621 |
| 5standard | 44 | Chen, Steven (1536) | Won 2-1 | +161637 |
| 6standard | 23 | Hirabayashi, Kazuya (1744) | Lost 1-2 | -161621 |
| 7standard | 41 | Chen, Chi Chu (1534) | Won 2-0 | +171638 |
| 8standard | 24 | Su, Li-Chyun (1544) | Lost 0-2 | -201618 |
| 9standard | 24 | Lee, Yen-Chang (1482) | Lost 1-2 | -211597 |
| 10standard | 30 | Young, Ryan (1523) | Lost 0-2 | -191578 |
| 11standard | 31 | Yang, Taylor (1515) | Won 2-0 | +171595 |
| 12standard | 27 | Lin, Sung Hui (1470) | Lost 1-2 | -201575 |
| 13standard | 29 | Liu, Samson Xiang Yuan (1501) | Lost 1-2 | -201555 |
| top | average opponent: 1534record: 5-7 | new rating: 1555 | ||
| Grand Prix Kaohsiung 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 30 | Lee, Deed (1500) | Won 2-0 | +181518 |
| 2sealed | 45 | Lee, Yao Chi (1518) | Won 2-0 | +181536 |
| 3sealed | 8 | Lee, Henry (1536) | Won 2-1 | +181554 |
| 4sealed | 5 | Cheng, Dong Hong (1500) | Won 2-0 | +171571 |
| 5sealed | 10 | Siagian, Yohannes (1551) | Lost 0-2 | -181553 |
| 6sealed | 21 | Chen, Yu Shu (1554) | Lost 1-2 | -181535 |
| 7sealed | 33 | Lee, Hong (1536) | Won 2-0 | +181553 |
| 8draft | 23 | Jung, Zo Jun (1521) | Draw 1-1 | -11552 |
| 9draft | 13 | Kuo, Shau Ren (1571) | Won 2-1 | +181570 |
| 10draft | 12 | Lin, Milton Jian Xiong (1608) | Won 2-0 | +191589 |
| 11draft | 7 | Wong, Nicholas Jonathan (1673) | Lost 1-2 | -161573 |
| 12draft | 14 | Ng, Ivan Chun Pong (1570) | Won 2-0 | +181591 |
| 13draft | 11 | Hwang, Shin Chun (1589) | Won 2-0 | +181609 |
| top | average opponent: 1556record: 9-3-1 | new rating: 1609 | ||