| REDLIN CO., LIMITED | Private company limited by shares | Live |
| REDLINE (ASIA) LIMITED | Private company limited by shares | Live |
| HK REDLINE AUTO PRODUCTS LIMITED | Private company limited by shares | Live |
| REDLINE COMMUNICATION (CHINA) LIMITED | Private company limited by shares | Live |
| REDLINE CONCEPT LIMITED | Private company limited by shares | Dissolved |
| REDLINE ELECTRONICS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| REDLINE GROUP LIMITED | Private company limited by shares | Live |
| REDLINE (HK) LIMITED | Private company limited by shares | Dissolved |
| REDLINE (HK) CHINA LIMITED | Private company limited by shares | Dissolved |
| REDLINE ENGINEERING, H.K. LIMITED | Private company limited by shares | Dissolved |
| REDLINE CONTAINER (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| REDLINE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Redline Design & Drafting Hong Kong Limited | Private company limited by shares | Live |
| REDLINE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| REDLINE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| REDLINE TECHNOLOGIES INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| REDLINE JEWELLERY LIMITED | Private company limited by shares | Live |
| REDLINE LIGHTING (ASIA) COMPANY LIMITED | Private company limited by shares | Live |
| REDLINE MUSIC LIMITED | Private company limited by shares | Live |
| REDLINE PRODUCTION LIMITED | Private company limited by shares | Live |
| REDLINE SERVICES LIMITED | Private company limited by shares | Dissolved |
| Redline Technology Limited | | Live |
| Redline Ventures Limited | Private company limited by shares | Live |