
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 313 | 61.1% |
2 | United States | 153 | 29.9% |
3 | Germany | 19 | 3.7% |
4 | Hong Kong | 10 | 2% |
5 | Netherlands | 8 | 1.6% |
6 | Iran, Islamic Republic of | 3 | 0.6% |
7 | France | 2 | 0.4% |
8 | Australia | 2 | 0.4% |
9 | Canada | 1 | 0.2% |
10 | Poland | 1 | 0.2% |