In the past year (2019), Yicheng Duan (段易成) competed in 6 competitions and 19 rounds across 6 events, from Jan 26th to Dec 22nd.
Solves/Attempts
He attempted 69 solves and completed 68.
| Event | Solves | Attempts |
| 5x5x5 Cube | 20 | 20 |
| 6x6x6 Cube | 18 | 18 |
| 7x7x7 Cube | 15 | 16 |
| 3x3x3 Cube | 5 | 5 |
| 3x3x3 One-Handed | 5 | 5 |
| Pyraminx | 5 | 5 |
Personal Bests
He broke his personal best 17 times across 5 events, including 9 singles and 8 averages.
| Event | Times | Single | Average |
| 7x7x7 Cube | 7 | 4 | 3 |
| 5x5x5 Cube | 4 | 2 | 2 |
| 3x3x3 Cube | 2 | 1 | 1 |
| 6x6x6 Cube | 2 | 1 | 1 |
| 3x3x3 One-Handed | 2 | 1 | 1 |
Improvements of Single
| Event | ≤2018 | 2019 | Improvement |
| 5x5x5 Cube | 1:28.71 | 1:21.06 | 7.65 (9.44%) |
| 7x7x7 Cube | 3:59.62 | 3:42.19 | 17.43 (7.84%) |
| 3x3x3 Cube | 20.69 | 19.62 | 1.07 (5.45%) |
| 6x6x6 Cube | 2:42.65 | 2:40.50 | 2.15 (1.34%) |
| 3x3x3 One-Handed | - | 31.35 | - |
Improvements of Average
| Event | ≤2018 | 2019 | Improvement |
| 3x3x3 Cube | 24.71 | 22.23 | 2.48 (11.16%) |
| 5x5x5 Cube | 1:33.51 | 1:27.59 | 5.92 (6.76%) |
| 7x7x7 Cube | 4:04.72 | 3:50.44 | 14.28 (6.20%) |
| 6x6x6 Cube | 2:47.40 | 2:45.97 | 1.43 (0.86%) |
| 3x3x3 One-Handed | - | 42.31 | - |
Cubers
He met 1139 cubers from 12 countries/regions, 37 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 1102 |
| 2 | 33 |
| 3 | 4 |
| All | 1139 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 6 cities while competing.
| City | Times |
| Weihai | 1 |
| Hohhot | 1 |
| Guangzhou | 1 |
| Lanzhou | 1 |
| Beijing | 1 |
| Shaoxing | 1 |
