In the past year (2020), Yu-Hsuan Chang (張祐瑄) competed in 2 competitions and 20 rounds across 11 events, from Feb 1st to Dec 20th.
Solves/Attempts
He attempted 93 solves and completed 90.
| Event | Solves | Attempts |
| Skewb | 19 | 20 |
| 3x3x3 Cube | 15 | 15 |
| 2x2x2 Cube | 15 | 15 |
| Pyraminx | 15 | 15 |
| 4x4x4 Cube | 5 | 5 |
| 5x5x5 Cube | 5 | 5 |
| 3x3x3 One-Handed | 5 | 5 |
| Clock | 5 | 5 |
| Square-1 | 4 | 5 |
| 3x3x3 Fewest Moves | 1 | 1 |
| Megaminx | 1 | 2 |
Personal Bests
He broke his personal best 4 times across 2 events, including 2 singles and 2 averages.
| Event | Times | Single | Average |
| 5x5x5 Cube | 2 | 1 | 1 |
| Clock | 2 | 1 | 1 |
Improvements of Single
| Event | ≤2019 | 2020 | Improvement |
| 5x5x5 Cube | 2:00.60 | 1:45.40 | 15.20 (14.42%) |
| Clock | 12.01 | 11.90 | 0.11 (0.92%) |
Improvements of Average
| Event | ≤2019 | 2020 | Improvement |
| 5x5x5 Cube | 2:26.22 | 1:55.25 | 30.97 (26.87%) |
| Clock | 14.30 | 12.90 | 1.40 (10.85%) |
Cubers
He met 209 cubers from 4 countries/regions, 18 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 191 |
| 2 | 18 |
| All | 209 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 1 city while competing.
| City | Times |
| New Taipei City | 1 |
