In the past year (2025), Chen-Chia Chang (張宸嘉) competed in 2 competitions and 3 rounds across 2 events, from Aug 17th to Nov 9th.
Solves/Attempts
He attempted 15 solves and completed 14.
| Event | Solves | Attempts |
| 3x3x3 Cube | 10 | 10 |
| 2x2x2 Cube | 4 | 5 |
Personal Bests
He broke his personal best 5 times across 2 events, including 2 singles and 3 averages.
| Event | Times | Single | Average |
| 3x3x3 Cube | 3 | 1 | 2 |
| 2x2x2 Cube | 2 | 1 | 1 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 2x2x2 Cube | 5.71 | 2.50 | 3.21 (128.40%) |
| 3x3x3 Cube | 17.30 | 13.44 | 3.86 (28.72%) |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Cube | 20.75 | 16.48 | 4.27 (25.91%) |
| 2x2x2 Cube | 6.11 | 5.14 | 0.97 (18.87%) |
Cubers
He met 491 cubers from 7 countries/regions, 69 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 422 |
| 2 | 69 |
| All | 491 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 2 cities while competing.
| City | Times |
| New Taipei City | 1 |
| Hsinchu | 1 |
