| HEALTH-LINK CORPORATION LIMITED | Private company limited by shares | Dissolved |
| HEALTHLINK TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| HEALTHLINK DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| GLOBAL HEALTHLINK COMPANY LIMITED | Private company limited by shares | Dissolved |
| HEALTHLINK HOLDINGS LIMITED | Private company limited by shares | Live |
| HONG KONG HEALTHLINK LIMITED | Private company limited by shares | Dissolved |
| HEALTHLINK (INTERNATIONAL) LIMITED | Private company limited by shares | Dissolved |
| Healthlink International Enterprise Limited | | Live |
| HEALTHLINK INTERNATIONAL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| HEALTHLINK MEDICAL LABORATORY LIMITED | Private company limited by shares | Live |
| HealthLink Medical Center Limited | Private company limited by shares | Live |
| OCTOPUS HEALTHLINK LIMITED | Private company limited by shares | Live |
| HealthLink Rehabilitation Service Limited | Private company limited by shares | Live |
| HEALTHLINK SERVICES (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| Healthlink Sleep Pro Limited | Private company limited by shares | Live |
| HEALTHLINK SURGICAL CENTRE LIMITED | Private company limited by shares | Live |
| HEALTHLINK INTELLIGENT TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |