| MEDSO HEALTHCARE LIMITED | Private company limited by shares | Live |
| MEDSOFT LIMITED | | Live |
| MEDSON (HONGKONG) TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| UK MEDSON CARE PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| Medsonic Limited | | Live |
| MEDSONWELL MEDICAL EQUIPMENT LIMITED | Private company limited by shares | Live |
| ARROW MEDSOURCE GROUP LIMITED | Private company limited by shares | Live |
| Mira MEDsource Holding Company Limited | Private company limited by shares | Live |
| Medsources Consultancy Limited | | Live |