In the past year (2018), Yubo Ji (纪宇博) competed in 7 competitions and 76 rounds across 13 events, from Apr 30th to Dec 31st.
Podiums
He has been on the podium 3 times across 2 events, including 1 silver and 2 bronzes.
| Event | Gold | Silver | Bronze |
| Skewb | | 1 | |
| 3x3x3 Cube | | | 2 |
Solves/Attempts
He attempted 364 solves and completed 342.
| Event | Solves | Attempts |
| 3x3x3 Cube | 71 | 75 |
| Skewb | 51 | 55 |
| 2x2x2 Cube | 45 | 45 |
| 4x4x4 Cube | 39 | 40 |
| Pyraminx | 35 | 35 |
| 3x3x3 One-Handed | 29 | 30 |
| Square-1 | 28 | 30 |
| 5x5x5 Cube | 24 | 25 |
| 6x6x6 Cube | 7 | 7 |
| 7x7x7 Cube | 5 | 6 |
| Megaminx | 5 | 5 |
| Clock | 3 | 5 |
| 3x3x3 Blindfolded | 0 | 6 |
Personal Bests
He broke his personal best 65 times across 12 events, including 31 singles and 34 averages.
| Event | Times | Single | Average |
| 5x5x5 Cube | 8 | 5 | 3 |
| Pyraminx | 8 | 4 | 4 |
| 3x3x3 Cube | 7 | 2 | 5 |
| 4x4x4 Cube | 7 | 4 | 3 |
| 3x3x3 One-Handed | 7 | 3 | 4 |
| Skewb | 6 | 2 | 4 |
| Square-1 | 6 | 2 | 4 |
| 2x2x2 Cube | 5 | 2 | 3 |
| 6x6x6 Cube | 5 | 3 | 2 |
| 7x7x7 Cube | 3 | 2 | 1 |
| Megaminx | 2 | 1 | 1 |
| Clock | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2017 | 2018 | Improvement |
| Skewb | 10.13 | 3.07 | 7.06 (229.97%) |
| 2x2x2 Cube | 2.72 | 1.17 | 1.55 (132.48%) |
| 3x3x3 One-Handed | 31.29 | 16.12 | 15.17 (94.11%) |
| 3x3x3 Cube | 14.16 | 7.72 | 6.44 (83.42%) |
| 4x4x4 Cube | 59.26 | 33.19 | 26.07 (78.55%) |
| 5x5x5 Cube | - | 1:21.87 | - |
| Pyraminx | - | 4.43 | - |
| Square-1 | - | 19.75 | - |
| 6x6x6 Cube | - | 2:47.34 | - |
| 7x7x7 Cube | - | 4:12.43 | - |
| Megaminx | - | 1:27.70 | - |
| Clock | - | 12.87 | - |
Improvements of Average
| Event | ≤2017 | 2018 | Improvement |
| Skewb | 12.24 | 4.30 | 7.94 (184.65%) |
| 3x3x3 One-Handed | 40.21 | 18.12 | 22.09 (121.91%) |
| 4x4x4 Cube | 1:05.27 | 37.24 | 28.03 (75.27%) |
| 3x3x3 Cube | 15.60 | 9.28 | 6.32 (68.10%) |
| 2x2x2 Cube | 5.62 | 3.44 | 2.18 (63.37%) |
| 5x5x5 Cube | - | 1:27.43 | - |
| Pyraminx | - | 6.04 | - |
| Square-1 | - | 22.61 | - |
| 6x6x6 Cube | - | 2:53.75 | - |
| 7x7x7 Cube | - | 4:35.73 | - |
| Megaminx | - | 1:44.36 | - |
Cubers
He met 1260 cubers from 16 countries/regions, 350 of whom competed with him more than once. Zongyang Li (李宗阳) was the only one who accompanied the whole 7 competitions.
| Shared Competitions | Competitors |
| 1 | 910 |
| 2 | 215 |
| 3 | 74 |
| 4 | 38 |
| 5 | 14 |
| 6 | 8 |
| 7 | 1 |
| All | 1260 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 3 cities while competing.
| City | Times |
| Beijing | 5 |
| Tianjin | 1 |
| Qinhuangdao | 1 |
