
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 51 | 69.9% |
2 | Germany | 12 | 16.4% |
3 | United States | 6 | 8.2% |
4 | Canada | 2 | 2.7% |
5 | Hong Kong | 2 | 2.7% |





排名 | 国家/地区 | 数量 | 占比 |
1 | China | 51 | 69.9% |
2 | Germany | 12 | 16.4% |
3 | United States | 6 | 8.2% |
4 | Canada | 2 | 2.7% |
5 | Hong Kong | 2 | 2.7% |