In the past year (2025), Yu-Chia Chang (張祐嘉) competed in 4 competitions and 26 rounds across 6 events, from Apr 13th to Nov 30th.
Podiums
He has been on the podium 1 times across 1 event, which was a bronze.
| Event | Gold | Silver | Bronze |
| 3x3x3 Cube | | | 1 |
Solves/Attempts
He attempted 130 solves and completed 129.
| Event | Solves | Attempts |
| 3x3x3 Cube | 54 | 55 |
| 2x2x2 Cube | 25 | 25 |
| 4x4x4 Cube | 20 | 20 |
| 5x5x5 Cube | 10 | 10 |
| 3x3x3 One-Handed | 10 | 10 |
| Square-1 | 10 | 10 |
Personal Bests
He broke his personal best 16 times across 6 events, including 7 singles and 9 averages.
| Event | Times | Single | Average |
| 4x4x4 Cube | 5 | 2 | 3 |
| 3x3x3 Cube | 3 | 1 | 2 |
| 5x5x5 Cube | 3 | 2 | 1 |
| 3x3x3 One-Handed | 2 | 1 | 1 |
| Square-1 | 2 | 1 | 1 |
| 2x2x2 Cube | 1 | 0 | 1 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| Square-1 | 17.96 | 11.44 | 6.52 (56.99%) |
| 4x4x4 Cube | 34.43 | 29.58 | 4.85 (16.40%) |
| 3x3x3 One-Handed | 16.13 | 14.23 | 1.90 (13.35%) |
| 3x3x3 Cube | 6.40 | 6.38 | 0.02 (0.31%) |
| 5x5x5 Cube | - | 1:09.46 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| Square-1 | 20.34 | 13.22 | 7.12 (53.86%) |
| 4x4x4 Cube | 45.40 | 35.62 | 9.78 (27.46%) |
| 2x2x2 Cube | 3.02 | 2.74 | 0.28 (10.22%) |
| 3x3x3 One-Handed | 20.00 | 19.34 | 0.66 (3.41%) |
| 3x3x3 Cube | 7.84 | 7.60 | 0.24 (3.16%) |
| 5x5x5 Cube | - | 1:20.20 | - |
Cubers
He met 501 cubers from 9 countries/regions, 120 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 381 |
| 2 | 70 |
| 3 | 30 |
| 4 | 20 |
| All | 501 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 4 cities while competing.
| City | Times |
| Taoyuan | 1 |
| Taichung | 1 |
| Hsinchu | 1 |
| New Taipei City | 1 |
