| COMTEL LIMITED | Private company limited by shares | Live |
| COMTEL (H.K.) LIMITED | Private company limited by shares | Dissolved |
| COMTEL ELECTRONIC INCORPORATION LIMITED | Private company limited by shares | Dissolved |
| Comtel Investments Limited | Private company limited by shares | Dissolved |
| COM-TEL SERVICES LIMITED | Private company limited by shares | Dissolved |
| SINO COMTEL LIMITED | Private company limited by shares | Dissolved |
| COMTEL TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| COMTEL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ComtelMSK LIMITED | Private company limited by shares | Dissolved |