| HONGJI COMMS LIMITED | | Live |
| COMMSEC CO. LIMITED | Private company limited by shares | Live |
| COMMSECURE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| COMMSECURE.COM LIMITED | Private company limited by shares | Dissolved |
| Commservice Limited | | Live |
| Commsforce Hong Kong Limited | Private company limited by shares | Live |
| CommSide Technologies Company Limited | | Live |
| COMM-SINO LIMITED | Private company limited by shares | Dissolved |
| CommSky Technologies (HK) Limited | Private company limited by shares | Live |
| ComMSoft (HK) CO., Limited | | Live |
| CommSol Co. Limited | Private company limited by shares | Live |
| COMMSTAR INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| COMMSULT LIMITED | Private company limited by shares | Dissolved |