| Country | Number of plants |
| China | 475 |
| India | 100 |
| Japan | 28 |
| South Korea | 18 |
| Americas |
|
| US states | 106 |
| Colombia | 1 |
| Europe |
|
| Germany | 32 |
| Russia | 30 |
| Africa |
|
| South Africa | 14 |