In the past year (2018), Guohui Yan (闫国惠) competed in 11 competitions and 30 rounds across 7 events, from Mar 25th to Dec 9th.
Solves/Attempts
He attempted 136 solves and completed 122.
| Event | Solves | Attempts |
| 3x3x3 Cube | 57 | 60 |
| Skewb | 23 | 25 |
| 2x2x2 Cube | 16 | 20 |
| Pyraminx | 15 | 15 |
| 3x3x3 One-Handed | 7 | 8 |
| Clock | 4 | 5 |
| 3x3x3 Fewest Moves | 0 | 3 |
Personal Bests
He broke his personal best 15 times across 4 events, including 9 singles and 6 averages.
| Event | Times | Single | Average |
| 3x3x3 Cube | 7 | 5 | 2 |
| 2x2x2 Cube | 3 | 2 | 1 |
| Skewb | 3 | 1 | 2 |
| Clock | 2 | 1 | 1 |
Improvements of Single
| Event | ≤2017 | 2018 | Improvement |
| Skewb | 10.05 | 6.86 | 3.19 (46.50%) |
| 2x2x2 Cube | 8.30 | 5.79 | 2.51 (43.35%) |
| 3x3x3 Cube | 21.81 | 19.26 | 2.55 (13.24%) |
| Clock | - | 25.19 | - |
Improvements of Average
| Event | ≤2017 | 2018 | Improvement |
| Skewb | 12.75 | 10.87 | 1.88 (17.30%) |
| 3x3x3 Cube | 27.08 | 23.10 | 3.98 (17.23%) |
| 2x2x2 Cube | 10.02 | 9.12 | 0.90 (9.87%) |
| Clock | - | 29.82 | - |
Cubers
He met 902 cubers from 16 countries/regions, 181 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 721 |
| 2 | 100 |
| 3 | 42 |
| 4 | 12 |
| 5 | 14 |
| 6 | 8 |
| 7 | 2 |
| 9 | 2 |
| 10 | 1 |
| All | 902 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 5 cities while competing.
| City | Times |
| Wuhan | 5 |
| Nanchang | 2 |
| Zhengzhou | 1 |
| Yinchuan | 1 |
| Hangzhou | 1 |
