In the past year (2025), Jiayi Song (宋稼毅) competed in 3 competitions and 19 rounds across 9 events, from Apr 4th to Dec 28th.
Solves/Attempts
He attempted 73 solves and completed 72.
| Event | Solves | Attempts |
| 4x4x4 Cube | 15 | 15 |
| 5x5x5 Cube | 15 | 15 |
| 3x3x3 Cube | 10 | 10 |
| 6x6x6 Cube | 9 | 9 |
| 7x7x7 Cube | 9 | 10 |
| 2x2x2 Cube | 5 | 5 |
| 3x3x3 One-Handed | 5 | 5 |
| Megaminx | 2 | 2 |
| Square-1 | 2 | 2 |
Personal Bests
He broke his personal best 21 times across 9 events, including 12 singles and 9 averages.
| Event | Times | Single | Average |
| 3x3x3 Cube | 4 | 2 | 2 |
| 5x5x5 Cube | 4 | 2 | 2 |
| 4x4x4 Cube | 3 | 2 | 1 |
| 2x2x2 Cube | 2 | 1 | 1 |
| 6x6x6 Cube | 2 | 1 | 1 |
| 7x7x7 Cube | 2 | 1 | 1 |
| 3x3x3 One-Handed | 2 | 1 | 1 |
| Megaminx | 1 | 1 | 0 |
| Square-1 | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 5x5x5 Cube | 1:08.58 | 58.30 | 10.28 (17.63%) |
| 4x4x4 Cube | 44.02 | 39.95 | 4.07 (10.19%) |
| 6x6x6 Cube | 1:53.08 | 1:46.87 | 6.21 (5.81%) |
| 7x7x7 Cube | 2:48.35 | 2:42.37 | 5.98 (3.68%) |
| 3x3x3 Cube | - | 9.66 | - |
| 2x2x2 Cube | - | 4.71 | - |
| 3x3x3 One-Handed | - | 25.79 | - |
| Megaminx | - | 1:36.04 | - |
| Square-1 | - | 36.16 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 5x5x5 Cube | 1:16.97 | 1:06.67 | 10.30 (15.45%) |
| 6x6x6 Cube | 2:02.79 | 1:54.36 | 8.43 (7.37%) |
| 4x4x4 Cube | 46.62 | 43.59 | 3.03 (6.95%) |
| 7x7x7 Cube | 2:57.83 | 2:47.73 | 10.10 (6.02%) |
| 3x3x3 Cube | - | 12.01 | - |
| 2x2x2 Cube | - | 6.88 | - |
| 3x3x3 One-Handed | - | 28.03 | - |
Cubers
He met 461 cubers from 4 countries/regions, 62 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 399 |
| 2 | 55 |
| 3 | 7 |
| All | 461 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 2 cities while competing.
| City | Times |
| Zhengzhou | 2 |
| Xi'an | 1 |
