In the past year (2025), Lang Cheng (程朗) competed in 3 competitions and 9 rounds across 6 events, from Jul 26th to Nov 8th.
Solves/Attempts
He attempted 43 solves and completed 37.
| Event | Solves | Attempts |
| Clock | 19 | 20 |
| 2x2x2 Cube | 5 | 5 |
| 3x3x3 One-Handed | 5 | 5 |
| Pyraminx | 5 | 5 |
| 3x3x3 Fewest Moves | 3 | 3 |
| 3x3x3 Cube | 0 | 5 |
Personal Bests
He broke his personal best 9 times across 4 events, including 5 singles and 4 averages.
| Event | Times | Single | Average |
| Clock | 4 | 2 | 2 |
| 3x3x3 One-Handed | 2 | 1 | 1 |
| Pyraminx | 2 | 1 | 1 |
| 2x2x2 Cube | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 One-Handed | 20.26 | 16.81 | 3.45 (20.52%) |
| 2x2x2 Cube | 3.27 | 2.86 | 0.41 (14.34%) |
| Clock | - | 3.09 | - |
| Pyraminx | - | 7.05 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 One-Handed | 22.88 | 20.10 | 2.78 (13.83%) |
| Clock | - | 4.04 | - |
| Pyraminx | - | 8.15 | - |
Cubers
He met 366 cubers from 5 countries/regions, 39 of whom competed with him more than once. Yanchen Long (龙彦辰) was the only one who accompanied the whole 3 competitions.
| Shared Competitions | Competitors |
| 1 | 327 |
| 2 | 38 |
| 3 | 1 |
| All | 366 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 2 cities while competing.
| City | Times |
| Guangzhou | 2 |
| Taizhou | 1 |
