Sia, Pei Ren
Current rating: 1630
Record: 50-45-3
| Grand Prix Singapore 2018 (DOM standard) | starting rating: 1594 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 114 | Yao, Hsiang Wong (1427) | Won 2-0 | +151609 |
| 2standard | 131 | Fisher, Liam (1441) | Won 2-1 | +151624 |
| 3standard | 62 | Eddy, Asali (1460) | Won 2-1 | +151639 |
| 4standard | 65 | Deng, Jun (1764) | Won 2-1 | +201659 |
| 5standard | 6 | Dungan, Conrad (1721) | Lost 0-2 | -171642 |
| 6standard | 34 | Zhu, Yuxuan (1778) | Won 2-0 | +211663 |
| 7standard | 19 | Taxi Beng, Ong Shu Liang (1557) | Lost 0-2 | -201643 |
| 8standard | 74 | Leong, Ding Yuan (1948) | Lost 0-2 | -131630 |
| top | average opponent: 1637record: 5-3 | new rating: 1630 | ||
| Grand Prix Singapore 2017 (XLN limited) | starting rating: 1610 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 2 | Obed, Joseph Martin (1603) | Lost 1-2 | -191591 |
| 4sealed | 140 | Hoon, Kelvin (1638) | Lost 0-2 | -171574 |
| 5sealed | 208 | Fynbo, Martin (1467) | Won 2-1 | +161590 |
| 6sealed | 125 | Praiwan, Thanakorn (1487) | Won 2-0 | +171607 |
| 7sealed | 69 | Loh, Jason (1580) | Won 2-1 | +171624 |
| 8sealed | 59 | Virkkala, Peetu (1538) | Won 2-0 | +161640 |
| 9sealed | 56 | Yeo, Max (1584) | Lost 1-2 | -191621 |
| 10draft | 78 | Lee, Rick Hup Beng (1656) | Won 2-1 | +191640 |
| 11draft | 84 | Choi, Jae-Joon (1756) | Lost 0-2 | -161624 |
| 12draft | 52 | Wu, Xuan (1640) | Lost 1-2 | -181606 |
| 13draft | 18 | Yamasaki, Yudai (1772) | Won 2-1 | +211627 |
| 14draft | 18 | Rayson, Shawn (1823) | Lost 0-2 | -141613 |
| 15draft | 17 | Xu, Jing (1560) | Lost 1-2 | -191594 |
| top | average opponent: 1623record: 6-7 | new rating: 1594 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1615 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 118 | Ootake, Takeshi (1705) | Won 2-1 | +191634 |
| 4standard | 324 | Ma, Jack (1747) | Lost 1-2 | -161618 |
| 5standard | 369 | Takeuchi, Ryota (1853) | Won 2-1 | +221640 |
| 6standard | 355 | Moriya, Erika (1673) | Lost 0-2 | -171623 |
| 7standard | 264 | Aoshima, Satoshi (1419) | Won 2-1 | +141637 |
| 8standard | 198 | Hishida, Akinori (1500) | Won 2-1 | +161653 |
| 9standard | 252 | Shiraishi, Masaharu (1718) | Won 2-1 | +191672 |
| 10standard | 87 | Hasegawa, Akira (1733) | Lost 0-2 | -171655 |
| 11standard | 253 | Kimura, Shigeki (1709) | Won 2-0 | +191674 |
| 12standard | 191 | Nakamichi, Daisuke (1945) | Lost 1-2 | -131661 |
| 13standard | 188 | Son, Kii (1719) | Lost 0-2 | -171644 |
| 14standard | 212 | Oh, Joo Hyun (1756) | Lost 0-2 | -161628 |
| 15standard | 230 | Saeki, Tadatoshi (1604) | Lost 0-2 | -181610 |
| top | average opponent: 1698record: 6-7 | new rating: 1610 | ||
| Grand Prix Kuala Lumpur 2016 (KLD standard) | starting rating: 1641 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 57 | Ohkawa, Yusuke (1541) | Lost 0-0 | -191622 |
| 4standard | 164 | Ngiam, William Wai Luen (1498) | Won 2-0 | +151637 |
| 5standard | 615 | Noine, Kazuhiro (1621) | Won 2-1 | +181655 |
| 6standard | 31 | Je, Sungeun (1713) | Lost 1-2 | -171638 |
| 7standard | 611 | Anan, Kazuyoshi (1597) | Won 2-0 | +171655 |
| 8standard | 97 | Utsunomiya, Takumi (1568) | Lost 0-2 | -191636 |
| 9standard | 112 | Cheng, Kel Veen (1457) | Lost 1-2 | -211615 |
| top | average opponent: 1571record: 3-4 | new rating: 1615 | ||
| Grand Prix Taipei 2016 (SOI standard) | starting rating: 1622 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 1 | Yu, Weilong (1440) | Lost 1-2 | -211601 |
| 4standard | 151 | Lai, Jin-Xun (1483) | Lost 1-2 | -201581 |
| 5standard | 217 | Lee, Hung (1593) | Won 2-0 | +181599 |
| 6standard | 173 | Yanase, Kaname (1707) | Won 2-1 | +201619 |
| 7standard | 118 | Ong, Shu Liang (1453) | Won 2-0 | +151634 |
| 8standard | 60 | Lin, Chia-Kuang (1559) | Won 2-0 | +171651 |
| 9standard | 59 | Kocsis, Gabor (1746) | Lost 1-2 | -171634 |
| 10standard | 74 | Peng, Zer Shiuan (1571) | Won 2-0 | +171651 |
| 11standard | 71 | Sano, Keisuke (1536) | Won 2-0 | +161667 |
| 12standard | 38 | Yasooka, Shota (2109) | Lost 0-2 | -101657 |
| 13standard | 1001 | Saito, Tomoharu (1963) | Lost 1-2 | -131644 |
| 14standard | 88 | Su, Yu Hao (1573) | Lost 0-2 | -191625 |
| 15standard | 88 | Hung, Kai-Chun (1546) | Won 2-1 | +161641 |
| top | average opponent: 1637record: 7-6 | new rating: 1641 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 582 | Nakagawa, Jin (1600) | Won 2-0 | +201524 |
| 4standard | 68 | Takahashi, Eiji (1466) | Lost 0-2 | -191505 |
| 5standard | 409 | Takeda, Yoshihide (1482) | Won 2-1 | +181523 |
| 6standard | 170 | Litvak, Mark (1650) | Lost 0-2 | -161507 |
| 7standard | 326 | Yohara, Tosho (1662) | Won 2-1 | +211528 |
| 8standard | 283 | Takeda, Kendo (1552) | Won 2-0 | +181546 |
| 9standard | 173 | Ueda, Ryo (1587) | Lost 1-2 | -171529 |
| 10standard | 417 | Tokura, Mikihiro (1503) | Won 2-0 | +181547 |
| 11standard | 287 | Kono, Toru (1546) | Won 2-0 | +181565 |
| 12standard | 99 | Seo, Kenta (1650) | Won 2-1 | +191584 |
| 13standard | 62 | Nakanishi, Yutaka (1578) | Won 2-0 | +181602 |
| 14standard | 62 | Okamoto, Keita (1730) | Won 2-0 | +201622 |
| 15standard | 40 | Handa, Takuya (1606) | ID | 01622 |
| top | average opponent: 1586record: 9-3-1 | new rating: 1622 | ||
| Grand Prix Hong Kong 2015 (ORI limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 175 | Chew, Melvin (1435) | Lost 0-2 | -191482 |
| 2sealed | 288 | Profeta, Francis Robert (1772) | Lost 0-2 | -131469 |
| 3sealed | 388 | Alvarez, Paolo Lorenzo (1465) | Won 2-0 | +181487 |
| 4sealed | 373 | Novitovic, Dejan (1483) | Lost 1-2 | -181469 |
| 5sealed | 347 | Tang, Ronald (1375) | Won 2-0 | +161485 |
| 6sealed | 302 | Yang, Manxiu (1487) | Lost 0-2 | -181467 |
| 7sealed | 272 | Lin, Gifford (1563) | Draw 1-1 | +21469 |
| 8sealed | 240 | Zhang, Zhuoyao (1465) | Won 2-1 | +181487 |
| 9sealed | 192 | Mendoza, Fiona (1469) | Won 2-0 | +171504 |
| top | average opponent: 1501record: 4-4-1 | new rating: 1504 | ||
| Grand Prix Singapore 2013 (RTR limited) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 84 | Chen, Yen-Chou (1571) | Lost 1-2 | -181535 |
| 4sealed | 159 | Mohd Nasir, Mohd Ikmal (1655) | Lost 1-2 | -161519 |
| 5sealed | 280 | Seow, Kelvin (1500) | Lost 0-2 | -181501 |
| top | average opponent: 1575record: 0-3 | new rating: 1501 | ||
| Grand Prix Taipei 2012 (RTR limited) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 42 | Wong, Nicholas Jonathan (1753) | Won 2-0 | +221573 |
| 4sealed | 89 | Chi, Tsai (1440) | Won 2-0 | +161589 |
| 5sealed | 35 | Kim, Sang-eun (1616) | Lost 1-2 | -181571 |
| 6sealed | 82 | Kozakai, Yukio (1596) | Lost 0-2 | -171554 |
| 7sealed | 109 | Tanaka, Hiroshi (1577) | Lost 1-2 | -181536 |
| 8sealed | 123 | Yu, Ching Kong (1477) | Won 2-1 | +171553 |
| top | average opponent: 1577record: 3-3 | new rating: 1553 | ||
| Grand Prix Kuala Lumpur 2012 (DKA standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 87 | Yacob, Johan Jamal (1577) | Draw 1-1 | +21486 |
| 3standard | 99 | Abd Rahman, Abdul Azim (1465) | Won 2-0 | +171503 |
| 4standard | 93 | Tse, Yuk Yin (1571) | Won 2-1 | +191522 |
| 5standard | 50 | Nakajima, Chikara (1991) | Won 2-0 | +261548 |
| 6standard | 25 | Lim, Zhong Yi (1544) | Won 2-0 | +181566 |
| 7standard | 14 | Hadiwidjaja, Mark (1546) | Won 2-0 | +181584 |
| 8standard | 7 | Kim, Cynic (1782) | Lost 0-2 | -151569 |
| 9standard | 21 | Lu, Chao (1563) | Lost 0-2 | -181551 |
| top | average opponent: 1630record: 5-2-1 | new rating: 1551 | ||
| Grand Prix Singapore 2011 (NPH standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 78 | Li, Maxwell (1500) | Lost 0-2 | -181482 |
| 2standard | 155 | Samson, Michael Daniel (1437) | Won 2-1 | +171499 |
| 3standard | 152 | Ong, Christopher U (1536) | Draw 1-1 | +11500 |
| 4standard | 219 | Koo, Andy (1518) | Won 2-1 | +181518 |
| 5standard | 177 | Toh, Rui Huang (1472) | Lost 1-2 | -191499 |
| 6standard | 200 | Gonzalez, Marco G (1635) | Lost 0-1 | -151484 |
| top | average opponent: 1516record: 2-3-1 | new rating: 1484 | ||