| Symbol | Name | Country | Exchange |
|---|---|---|---|
| AQP | Aquaporin AS | DK | CO |
| 025320 | Synopex Inc | KR | KQ |
| 256150 | Handok Clean Tech Co. Ltd | KR | KQ |
| AGUA | Grupo Rotoplas SAB de CV | MX | MX |
| AXOLOT | Axolot Solutions Holding AB | SE | ST |
| 300174 | Fujian Yuanli Active Carbon Co Ltd | CN | SHE |
| 300262 | Shanghai Safbon Water Service | CN | SHE |