In the past year (2025), Cheng-Yi Zheng (鄭丞宜) competed in 6 competitions and 43 rounds across 7 events, from Apr 13th to Dec 21st.
Solves/Attempts
He attempted 203 solves and completed 200.
| Event | Solves | Attempts |
| 3x3x3 Cube | 69 | 70 |
| 2x2x2 Cube | 40 | 40 |
| Skewb | 29 | 30 |
| 4x4x4 Cube | 21 | 22 |
| Pyraminx | 20 | 20 |
| 3x3x3 One-Handed | 15 | 15 |
| 5x5x5 Cube | 6 | 6 |
Personal Bests
He broke his personal best 26 times across 7 events, including 16 singles and 10 averages.
| Event | Times | Single | Average |
| 3x3x3 Cube | 8 | 5 | 3 |
| 2x2x2 Cube | 4 | 3 | 1 |
| 4x4x4 Cube | 4 | 1 | 3 |
| 3x3x3 One-Handed | 4 | 2 | 2 |
| 5x5x5 Cube | 3 | 3 | 0 |
| Skewb | 2 | 2 | 0 |
| Pyraminx | 1 | 0 | 1 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 2x2x2 Cube | 2.31 | 1.34 | 0.97 (72.39%) |
| Skewb | 5.94 | 4.45 | 1.49 (33.48%) |
| 4x4x4 Cube | 39.26 | 30.09 | 9.17 (30.48%) |
| 3x3x3 Cube | 8.57 | 7.17 | 1.40 (19.53%) |
| 3x3x3 One-Handed | 20.43 | 17.28 | 3.15 (18.23%) |
| 5x5x5 Cube | - | 1:33.50 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Cube | 10.64 | 8.84 | 1.80 (20.36%) |
| 3x3x3 One-Handed | 23.23 | 19.64 | 3.59 (18.28%) |
| Pyraminx | 8.09 | 6.89 | 1.20 (17.42%) |
| 2x2x2 Cube | 2.78 | 2.65 | 0.13 (4.91%) |
| 4x4x4 Cube | 45.96 | 44.39 | 1.57 (3.54%) |
Cubers
He met 708 cubers from 14 countries/regions, 279 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 429 |
| 2 | 118 |
| 3 | 55 |
| 4 | 58 |
| 5 | 31 |
| 6 | 17 |
| All | 708 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 3 cities while competing.
| City | Times |
| New Taipei City | 3 |
| Taipei | 2 |
| Taoyuan | 1 |
