| Company Name | Type | Status |
|---|---|---|
| OPTICS-LINK COMPANY LIMITED | Private company limited by shares | Dissolved |
| OPTICSMIND LIMITED | Private company limited by shares | Live |
| OPTICTEK LIMITED | Private company limited by shares | Dissolved |
| DEVELOP OPTICTRONICS LIMITED | Private company limited by shares | Dissolved |
| HONG KONG OPTICWAVE LIMITED | Private company limited by shares | Live |