
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 70 | 76.9% |
2 | Germany | 13 | 14.3% |
3 | United States | 4 | 4.4% |
4 | Canada | 2 | 2.2% |
5 | India | 2 | 2.2% |





排名 | 国家/地区 | 数量 | 占比 |
1 | China | 70 | 76.9% |
2 | Germany | 13 | 14.3% |
3 | United States | 4 | 4.4% |
4 | Canada | 2 | 2.2% |
5 | India | 2 | 2.2% |