In the past year (2025), Haolin Ren (任浩霖) competed in 2 competitions and 5 rounds across 2 events, from Jan 12th to Feb 9th.
Solves/Attempts
He attempted 25 solves and completed 24.
| Event | Solves | Attempts |
| 2x2x2 Cube | 14 | 15 |
| 3x3x3 Cube | 10 | 10 |
Personal Bests
He broke his personal best 5 times across 2 events, including 3 singles and 2 averages.
| Event | Times | Single | Average |
| 3x3x3 Cube | 3 | 2 | 1 |
| 2x2x2 Cube | 2 | 1 | 1 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 2x2x2 Cube | 3.84 | 3.24 | 0.60 (18.52%) |
| 3x3x3 Cube | 13.62 | 12.86 | 0.76 (5.91%) |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Cube | 15.75 | 13.27 | 2.48 (18.69%) |
| 2x2x2 Cube | 5.71 | 5.65 | 0.06 (1.06%) |
Cubers
He met 370 cubers from 4 countries/regions, 39 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 331 |
| 2 | 39 |
| All | 370 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 2 cities while competing.
| City | Times |
| Chongqing | 1 |
| Chengdu | 1 |
