| Company Name | Type | Status |
|---|---|---|
| Optovance Limited | Private company limited by shares | Live |
| OPTOVISIONS CO. LIMITED | Private company limited by shares | Live |
| OPTOVOZOFF LIMITED | Private company limited by shares | Live |
| Optovue Hong Kong Company Limited | Private company limited by shares | Live |
| OPTOWAVES (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| OPTO-WIN TECHNOLOGY LIMITED | Private company limited by shares | Live |