
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 52 | 59.8% |
2 | Germany | 16 | 18.4% |
3 | United States | 15 | 17.2% |
4 | Canada | 2 | 2.3% |
5 | Hong Kong | 2 | 2.3% |





排名 | 国家/地区 | 数量 | 占比 |
1 | China | 52 | 59.8% |
2 | Germany | 16 | 18.4% |
3 | United States | 15 | 17.2% |
4 | Canada | 2 | 2.3% |
5 | Hong Kong | 2 | 2.3% |