In the past year (2025), Dezheng Jia (贾德正) competed in 3 competitions and 18 rounds across 7 events, from Mar 15th to Sep 13th.
Solves/Attempts
He attempted 87 solves and completed 87.
| Event | Solves | Attempts |
| 3x3x3 Cube | 30 | 30 |
| 2x2x2 Cube | 15 | 15 |
| Skewb | 15 | 15 |
| 3x3x3 One-Handed | 10 | 10 |
| Pyraminx | 10 | 10 |
| 4x4x4 Cube | 5 | 5 |
| 3x3x3 Blindfolded | 2 | 2 |
Personal Bests
He broke his personal best 9 times across 6 events, including 4 singles and 5 averages.
| Event | Times | Single | Average |
| 3x3x3 One-Handed | 3 | 1 | 2 |
| 2x2x2 Cube | 2 | 1 | 1 |
| 3x3x3 Cube | 1 | 0 | 1 |
| 4x4x4 Cube | 1 | 0 | 1 |
| 3x3x3 Blindfolded | 1 | 1 | 0 |
| Skewb | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Blindfolded | 3:49.53 | 3:05.93 | 43.60 (23.45%) |
| 3x3x3 One-Handed | 20.51 | 19.61 | 0.90 (4.59%) |
| Skewb | 3.30 | 3.22 | 0.08 (2.48%) |
| 2x2x2 Cube | 2.43 | 2.41 | 0.02 (0.83%) |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 2x2x2 Cube | 4.41 | 3.35 | 1.06 (31.64%) |
| 4x4x4 Cube | 1:20.53 | 1:01.52 | 19.01 (30.90%) |
| 3x3x3 One-Handed | 24.82 | 22.96 | 1.86 (8.10%) |
| 3x3x3 Cube | 10.50 | 10.41 | 0.09 (0.86%) |
Cubers
He met 389 cubers from 9 countries/regions, 91 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 298 |
| 2 | 71 |
| 3 | 20 |
| All | 389 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 2 cities while competing.
| City | Times |
| Taizhou | 2 |
| Ningbo | 1 |
