| MEDLAB CONSULTATIONS LIMITED | Private company limited by shares | Live |
| Fleming MedLab Limited | | Live |
| OPTICAL HONG KONG MEDLAB CO., LIMITED | | Live |
| Insta Medlab MRI Centre Limited | | Live |
| MedLab Supply Limited | Private company limited by shares | Dissolved |
| MEDLAB TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| MEDLAB TRADING LIMITED | Private company limited by shares | Live |
| MEDLAN ENTERPRISE LIMITED | Private company limited by shares | Live |
| MEDLAND LIMITED | Private company limited by shares | Dissolved |
| Medland Technology Limited | Private company limited by shares | Live |
| MEDLAR INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| MT MEDLASER HK LIMITED | Private company limited by shares | Live |
| Medleader International Biopharm Consulting Limited | Private company limited by shares | Live |
| MEDli Medical & Health Centre Limited | | Live |
| MEDLICOTT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| MEDLIKE LIMITED | Private company limited by shares | Live |
| MedLine Company Limited | Private company limited by shares | Live |
| MEDLINK COMPANY LIMITED | Private company limited by shares | Dissolved |
| MEDLINK COMPANY LIMITED | Private company limited by shares | Live |
| MED-LINK WO CHE LIMITED | Private company limited by shares | Live |
| Med-Link Limited | | Live |
| MEDLIVING LIMITED | Private company limited by shares | Live |
| Medlog (Shanghai) Company Hong Kong Limited | Private company limited by shares | Live |
| Medlogic HK Company Limited | Private company limited by shares | Live |
| MEDLOK LIMITED | Private company limited by shares | Dissolved |
| MEDLON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Medlth Medical Group Co., Limited | Private company limited by shares | Live |
| MEDLUX LIMITED | Private company limited by shares | Live |
| MEDLY TRADE LIMITED | Private company limited by shares | Live |