| Symbol | Name | Country | Exchange |
|---|---|---|---|
| KITS | Kits Eyecare Ltd | CA | TSX |
| OTC | Ocumetics Technology Corp | CA | TSXV |
| OPTOMED | Optomed PLC | FI | HE |
| 0722 | UMP Healthcare Holdings Ltd | HK | HK |
| 1942 | Mog Holdings Ltd | HK | HK |
| 2219 | Chaoju Eye Care Holdings Ltd | HK | HK |
| 119610 | Interojo Inc | KR | KQ |
| 40T | ISEC Healthcare Ltd | SG | SG |
| 300015 | Aier Eye Hospital Group | CN | SHE |
| 688050 | Eyebright Medical Technology Beijing Co Ltd | CN | SHG |
| 300595 | Autek China Inc | CN | SHE |
| 1565 | St.Shine Optical Co Ltd | TW | TWO |
| 5312 | Formosa Optical Technology Co Ltd | TW | TWO |