| REDCOAL LIMITED | Private company limited by shares | Live |
| REDCOAT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| RED-COM LIMITED | Private company limited by shares | Dissolved |
| REDCOM DESIGN AND PRODUCTION LIMITED | Private company limited by shares | Dissolved |
| RED-COM TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| REDCOM TECHNOLOGY LIMITED | Private company limited by shares | Live |
| REDCON ELETRONICS & TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Redcong Limited | | Live |
| REDCONN LIMITED | Private company limited by shares | Dissolved |
| REDCONNECT ASIA LIMITED | Private company limited by shares | Dissolved |
| RedCoopstix Limited | | Live |
| HK REDCORE NETWORK LIMITED | Private company limited by shares | Live |
| REDCOROYAL LIMITED | Private company limited by shares | Live |
| REDCORP LIMITED | Private company limited by shares | Dissolved |