In the past year (2023), Tzu-Yang Chang (張子洋) competed in 7 competitions and 32 rounds across 4 events, from May 27th to Dec 10th.
Solves/Attempts
He attempted 154 solves and completed 152.
| Event | Solves | Attempts |
| 3x3x3 Cube | 79 | 80 |
| 2x2x2 Cube | 35 | 35 |
| 4x4x4 Cube | 28 | 29 |
| 3x3x3 One-Handed | 10 | 10 |
Personal Bests
He broke his personal best 23 times across 4 events, including 11 singles and 12 averages.
| Event | Times | Single | Average |
| 4x4x4 Cube | 8 | 4 | 4 |
| 3x3x3 Cube | 7 | 4 | 3 |
| 2x2x2 Cube | 4 | 1 | 3 |
| 3x3x3 One-Handed | 4 | 2 | 2 |
Improvements of Single
| Event | ≤2022 | 2023 | Improvement |
| 4x4x4 Cube | 1:39.18 | 44.70 | 54.48 (121.88%) |
| 2x2x2 Cube | 5.84 | 2.80 | 3.04 (108.57%) |
| 3x3x3 Cube | 11.88 | 8.87 | 3.01 (33.93%) |
| 3x3x3 One-Handed | - | 20.06 | - |
Improvements of Average
| Event | ≤2022 | 2023 | Improvement |
| 2x2x2 Cube | 7.48 | 4.25 | 3.23 (76.00%) |
| 3x3x3 Cube | 14.02 | 10.59 | 3.43 (32.39%) |
| 4x4x4 Cube | - | 47.67 | - |
| 3x3x3 One-Handed | - | 21.51 | - |
Cubers
He met 866 cubers from 11 countries/regions, 287 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 579 |
| 2 | 113 |
| 3 | 80 |
| 4 | 34 |
| 5 | 28 |
| 6 | 23 |
| 7 | 9 |
| All | 866 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 5 cities while competing.
| City | Times |
| New Taipei City | 2 |
| Taoyuan | 1 |
| Tainan | 1 |
| Kaohsiung | 1 |
| Taipei | 1 |
