| Beijing | Guangdong | Shanghai | Yunnan | Sichuan | Jiangsu | Gansu | Guizhou | Jiangxi | Total | |
|---|---|---|---|---|---|---|---|---|---|---|
| U.S. | 16 | 9 | 2 | 1 | 28 | |||||
| Hong Kong/Macau | 5 | 7 | 1 | 4 | 1 | 1 | 1 | 20 | ||
| U.K. | 1 | 1 | 1 | 1 | 1 | 5 | ||||
| France | 2 | 2 | ||||||||
| S. Korea | 1 | 1 | 2 | |||||||
| Switzerland | 1 | 1 | 2 | |||||||
| Germany | 2 | 2 | ||||||||
| Taiwan | 1 | 1 | 2 | |||||||
| Spain | 1 | 1 | ||||||||
| Australia | 1 | 1 | ||||||||
| Japan | 1 | 1 | ||||||||
| Canada | 1 | 1 | ||||||||
| India | 1 | 1 | ||||||||
| Russia | 1 | 1 | ||||||||
| Total | 28 | 10 | 14 | 9 | 2 | 3 | 1 | 1 | 1 | 69 |