In the past year (2019), Jiahui Zhu (朱嘉辉) competed in 2 competitions and 23 rounds across 9 events, from Nov 9th to Dec 22nd.
Solves/Attempts
He attempted 107 solves and completed 106.
| Event | Solves | Attempts |
| 3x3x3 Cube | 20 | 20 |
| 2x2x2 Cube | 20 | 20 |
| Pyraminx | 14 | 15 |
| 4x4x4 Cube | 10 | 10 |
| 5x5x5 Cube | 10 | 10 |
| 3x3x3 One-Handed | 10 | 10 |
| Skewb | 10 | 10 |
| 6x6x6 Cube | 6 | 6 |
| 7x7x7 Cube | 6 | 6 |
Personal Bests
He broke his personal best 11 times across 6 events, including 6 singles and 5 averages.
| Event | Times | Single | Average |
| 7x7x7 Cube | 4 | 2 | 2 |
| 6x6x6 Cube | 3 | 1 | 2 |
| 3x3x3 Cube | 1 | 1 | 0 |
| 5x5x5 Cube | 1 | 0 | 1 |
| 3x3x3 One-Handed | 1 | 1 | 0 |
| Skewb | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2018 | 2019 | Improvement |
| 7x7x7 Cube | 4:00.59 | 3:26.40 | 34.19 (16.56%) |
| 6x6x6 Cube | 2:45.52 | 2:22.24 | 23.28 (16.37%) |
| 3x3x3 Cube | 10.96 | 9.50 | 1.46 (15.37%) |
| 3x3x3 One-Handed | 17.22 | 15.58 | 1.64 (10.53%) |
| Skewb | 5.94 | 5.57 | 0.37 (6.64%) |
Improvements of Average
| Event | ≤2018 | 2019 | Improvement |
| 6x6x6 Cube | 2:50.33 | 2:26.76 | 23.57 (16.06%) |
| 7x7x7 Cube | 4:09.44 | 3:40.67 | 28.77 (13.04%) |
| 5x5x5 Cube | 1:23.34 | 1:18.83 | 4.51 (5.72%) |
Cubers
He met 372 cubers from 8 countries/regions, 71 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 301 |
| 2 | 71 |
| All | 372 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 2 cities while competing.
| City | Times |
| Hangzhou | 1 |
| Shaoxing | 1 |
