| Company Name | Type | Status |
|---|---|---|
| KOSMA COMPANY LIMITED | Private company limited by shares | Live |
| KOSMAN (HONG KONG) PHARMACEUTICAL CO. LIMITED | Live | |
| K-OSMAN INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| KOSMANTI INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Kosmart CO., LIMITED | Live | |
| KOSMAX LIMITED | Private company limited by shares | Live |