| Company Name | Type | Status |
|---|---|---|
| OSON COMPANY LIMITED | Private company limited by shares | Dissolved |
| Oson Pharmacy Company Limited | Private company limited by shares | Live |
| Oson Pharmacy (Y.T.) Company Limited | Live | |
| OSONG LIFE HONG KONG LIMITED | Private company limited by shares | Live |
| OSONG TRADING LIMITED | Private company limited by shares | Live |