| Symbol | Name | Country | Exchange |
|---|---|---|---|
| BLR | Darco Water Technologies Limited | SG | SG |
| LS9 | Leader Environmental Technologies Limited | SG | SG |
| 600292 | Spic Yuanda Environmental Protection Co Ltd | CN | SHG |
| 002246 | North Chemical Industries Co Ltd | CN | SHE |
| 688096 | Jiangsu Jingyuan Environmental Protection Co Ltd | CN | SHG |
| 300190 | Jiangsu WELLE Environmental Co Ltd | CN | SHE |
| 688466 | GreenTech Environmental Co Ltd | CN | SHG |
| 300388 | CECEP Guozhen Environmental Protection Technology Co Ltd | CN | SHE |
| SWUT | SW Umwelttechnik Stoiser Wolschner | AT | VI |