
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 43 | 70.5% |
2 | Germany | 8 | 13.1% |
3 | United States | 6 | 9.8% |
4 | Uzbekistan | 2 | 3.3% |
5 | Canada | 2 | 3.3% |





排名 | 国家/地区 | 数量 | 占比 |
1 | China | 43 | 70.5% |
2 | Germany | 8 | 13.1% |
3 | United States | 6 | 9.8% |
4 | Uzbekistan | 2 | 3.3% |
5 | Canada | 2 | 3.3% |