In the past year (2025), Tzu-Yang Chang (張子洋) competed in 9 competitions and 46 rounds across 6 events, from Apr 13th to Dec 21st.
Solves/Attempts
He attempted 198 solves and completed 198.
| Event | Solves | Attempts |
| 3x3x3 Cube | 80 | 80 |
| 5x5x5 Cube | 50 | 50 |
| 4x4x4 Cube | 35 | 35 |
| 3x3x3 One-Handed | 20 | 20 |
| 7x7x7 Cube | 7 | 7 |
| 6x6x6 Cube | 6 | 6 |
Personal Bests
He broke his personal best 24 times across 6 events, including 13 singles and 11 averages.
| Event | Times | Single | Average |
| 5x5x5 Cube | 8 | 4 | 4 |
| 7x7x7 Cube | 5 | 4 | 1 |
| 4x4x4 Cube | 4 | 2 | 2 |
| 3x3x3 Cube | 3 | 1 | 2 |
| 6x6x6 Cube | 2 | 1 | 1 |
| 3x3x3 One-Handed | 2 | 1 | 1 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 5x5x5 Cube | 1:03.01 | 54.16 | 8.85 (16.34%) |
| 4x4x4 Cube | 30.14 | 28.56 | 1.58 (5.53%) |
| 3x3x3 Cube | 8.01 | 7.80 | 0.21 (2.69%) |
| 3x3x3 One-Handed | 16.20 | 16.19 | 0.01 (0.06%) |
| 7x7x7 Cube | - | 3:31.90 | - |
| 6x6x6 Cube | - | 2:30.67 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 5x5x5 Cube | 1:07.78 | 1:00.63 | 7.15 (11.79%) |
| 3x3x3 One-Handed | 20.05 | 18.30 | 1.75 (9.56%) |
| 4x4x4 Cube | 35.67 | 33.49 | 2.18 (6.51%) |
| 3x3x3 Cube | 9.13 | 9.06 | 0.07 (0.77%) |
| 7x7x7 Cube | - | 3:53.81 | - |
| 6x6x6 Cube | - | 2:34.29 | - |
Cubers
He met 643 cubers from 12 countries/regions, 302 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 341 |
| 2 | 104 |
| 3 | 66 |
| 4 | 40 |
| 5 | 33 |
| 6 | 23 |
| 7 | 14 |
| 8 | 9 |
| 9 | 13 |
| All | 643 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 6 cities while competing.
| City | Times |
| Taipei | 3 |
| New Taipei City | 2 |
| Taoyuan | 1 |
| Hsinchu | 1 |
| Taichung | 1 |
| Tainan | 1 |
