| 1635.9 | 1621.9 | 20 | 20 | Yu, CRR (Changrui) | | WCT | 1670.5 | 1678.5 | 2020 Metro Trials (U18 Girls) | 5 | 2020-03-14 | S | W | 1 | 0.5 | 0.5 | 8.3 | 0.48 | 0.52 | 10.4 |
| 1570.7 | 1559.2 | 20 | 20 | Yu, CRR (Changrui) | | WCT | 1622.6 | 1632.8 | Western Cape Schools Individuals 2019 (U15 Boys) | 5 | 2019-05-05 | S | B | 0 | 0.4 | -0.4 | -6.6 | 0.37 | -0.37 | -7.4 |
| 1599.2 | 1592.8 | 20 | 20 | Yu, CRR (Changrui) | | WCT | 1598.2 | 1602.3 | Metro School Chess Closed Individual Trials 2019 (U15 Boys) | 6 | 2019-03-02 | S | W | 0 | 0.54 | -0.54 | -9 | 0.53 | -0.53 | -10.6 |
| 1547 | 1542.6 | 20 | 20 | Yu, CRR (Changrui) | | WCT | 1610 | 1614.4 | 2018 WP Schools Closed Trials (U15 Boys) | 4 | 2018-03-10 | S | W | 0 | 0.47 | -0.47 | -7.8 | 0.46 | -0.46 | -9.2 |
| 1568.2 | 1568.2 | 20 | 20 | Yu, CRR (Changrui) | | WCT | 1588.8 | 1588.8 | District North Schools Chess Open Trials 2018 (U15) | 5 | 2018-02-10 | S | B | 0 | 0.43 | -0.43 | -7.1 | 0.43 | -0.43 | -8.6 |
| 1294 | 1294 | 20 | 20 | Yu, Crr (Changrui) | | WP | 1568 | 1568 | Wp Schools Closed 2017 (U13 Boys) | 4 | 2017-03-11 | S | B | 1 | 0.17 | 0.83 | 13.8 | 0.83 | 0.17 | 3.4 |
| 1267 | 1267 | 20 | 20 | Yu, Crr (Changrui) | | WP | 1518 | 1518 | Sa Junior Closed Chess Championship 2016 (U12 Boys) | 3 | 2016-03-21 | S | B | 0 | 0.19 | -0.19 | -3.8 | -0.19 | 0.19 | 3.8 |
| 1267 | 1267 | 20 | 20 | Yu, Crr (Changrui) | | WP | 1518 | 1518 | Wp Schools Chess Trials 2016 (U13 Boys) | 3 | 2016-03-05 | S | W | 0 | 0.19 | -0.19 | -3.2 | -0.19 | 0.19 | 3.8 |
| 997 | 997 | 20 | 20 | Yu, Crr (Changrui) | | WP | 1082 | 1082 | District North Individual Trails 2015 (Under 11) | 4 | 2015-02-07 | S | B | 0 | 0.38 | -0.38 | -6.3 | -0.38 | 0.38 | 7.6 |
| 1019 | 1019 | 20 | 20 | Yu, Crr (Changrui) | | WP | 1396 | 1396 | Western Cape School Chess Tournament 2014 U 12 B | 4 | 2014-05-02 | S | B | 0 | 0.09 | -0.09 | -1.5 | -0.09 | 0.09 | 1.8 |
