| VITRO PRECISION LIMITED | Private company limited by shares | Dissolved |
| VITRO SOFTWARE LIMITED | Private company limited by shares | Live |
| VITROCOLOR CO. LIMITED | Private company limited by shares | Dissolved |
| VITRON H. K. LIMITED | Private company limited by shares | Dissolved |
| VITRON LIMITED | Private company limited by shares | Live |
| VITRON ELECTRONIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| VITRON ELECTRONICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| VITRON (H.K.) LIMITED | Private company limited by shares | Live |
| VITRON INTERNATIONAL LIMITED | Private company limited by shares | Live |
| VITRON TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| Vitron Technology Limited | Private company limited by shares | Live |
| VITRONIC LIGHTING LIMITED | Private company limited by shares | Live |
| VITROTECH LIMITED | Private company limited by shares | Live |
| vitroTV HK Limited | Private company limited by shares | Live |