In the past year (2019), Zijian Cai (蔡子健) competed in 11 competitions and 122 rounds across 8 events, from Jan 19th to Oct 27th.
Podiums
He has been on the podium 26 times across 5 events, including 14 golds, 7 silvers, and 5 bronzes.
| Event | Gold | Silver | Bronze |
| 3x3x3 Cube | 5 | 2 | 2 |
| Skewb | 4 | | |
| 2x2x2 Cube | 2 | 3 | 1 |
| Pyraminx | 2 | 1 | 1 |
| 3x3x3 One-Handed | 1 | 1 | 1 |
Solves/Attempts
He attempted 608 solves and completed 595.
| Event | Solves | Attempts |
| 3x3x3 Cube | 182 | 185 |
| 2x2x2 Cube | 130 | 135 |
| 3x3x3 One-Handed | 97 | 100 |
| Pyraminx | 78 | 80 |
| Skewb | 60 | 60 |
| 4x4x4 Cube | 40 | 40 |
| Megaminx | 5 | 5 |
| 6x6x6 Cube | 3 | 3 |
Personal Bests
He broke his personal best 49 times across 8 events, including 21 singles and 28 averages.
| Event | Times | Single | Average |
| 3x3x3 One-Handed | 10 | 5 | 5 |
| Pyraminx | 8 | 4 | 4 |
| Skewb | 8 | 4 | 4 |
| 4x4x4 Cube | 7 | 2 | 5 |
| 3x3x3 Cube | 6 | 1 | 5 |
| 2x2x2 Cube | 6 | 3 | 3 |
| 6x6x6 Cube | 2 | 1 | 1 |
| Megaminx | 2 | 1 | 1 |
Improvements of Single
| Event | ≤2018 | 2019 | Improvement |
| Pyraminx | 4.43 | 2.15 | 2.28 (106.05%) |
| Skewb | 3.89 | 2.42 | 1.47 (60.74%) |
| 2x2x2 Cube | 1.79 | 1.31 | 0.48 (36.64%) |
| 3x3x3 One-Handed | 14.43 | 10.93 | 3.50 (32.02%) |
| 4x4x4 Cube | 35.75 | 30.69 | 5.06 (16.49%) |
| 3x3x3 Cube | 6.00 | 5.50 | 0.50 (9.09%) |
| Megaminx | 1:22.10 | 1:15.40 | 6.70 (8.89%) |
| 6x6x6 Cube | - | 2:33.85 | - |
Improvements of Average
| Event | ≤2018 | 2019 | Improvement |
| Pyraminx | 5.82 | 3.02 | 2.80 (92.72%) |
| Skewb | 4.90 | 3.10 | 1.80 (58.06%) |
| 3x3x3 One-Handed | 16.97 | 12.60 | 4.37 (34.68%) |
| 2x2x2 Cube | 2.75 | 2.14 | 0.61 (28.50%) |
| 4x4x4 Cube | 39.67 | 33.66 | 6.01 (17.86%) |
| 3x3x3 Cube | 8.16 | 7.04 | 1.12 (15.91%) |
| Megaminx | 1:33.20 | 1:22.33 | 10.87 (13.20%) |
| 6x6x6 Cube | - | 2:39.04 | - |
Cubers
He met 2136 cubers from 13 countries/regions, 364 of whom competed with him more than once. Ming Zheng (郑鸣) was the only one who accompanied the whole 11 competitions.
| Shared Competitions | Competitors |
| 1 | 1772 |
| 2 | 204 |
| 3 | 75 |
| 4 | 42 |
| 5 | 17 |
| 6 | 10 |
| 7 | 11 |
| 8 | 3 |
| 9 | 1 |
| 11 | 1 |
| All | 2136 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 7 cities while competing.
| City | Times |
| Shenzhen | 3 |
| Jieyang | 2 |
| Zhongshan | 2 |
| Hefei | 1 |
| Yangjiang | 1 |
| Guangzhou | 1 |
| Dongguan | 1 |
