
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 45 | 53.6% |
2 | United States | 23 | 27.4% |
3 | Germany | 10 | 11.9% |
4 | Hong Kong | 5 | 6% |
5 | Netherlands | 1 | 1.2% |





排名 | 国家/地区 | 数量 | 占比 |
1 | China | 45 | 53.6% |
2 | United States | 23 | 27.4% |
3 | Germany | 10 | 11.9% |
4 | Hong Kong | 5 | 6% |
5 | Netherlands | 1 | 1.2% |