| ROST GROUP LIMITED | Private company limited by shares | Live |
| MANAGER GROUP ROST K LIMITED | Private company limited by shares | Live |
| ROSTA PHILLY BUILDING MATERIALS CO., LIMITED | Private company limited by shares | Live |
| Rosta MP (Hong Kong) Company Limited | Private company limited by shares | Live |
| ROSTAMI TRADING CO., LIMITED | Private company limited by shares | Live |
| ROSTAR COMPANY LIMITED | Private company limited by shares | Live |
| HK Rostar Co., Limited | Private company limited by shares | Live |
| ROSTAR LAND LIMITED | Private company limited by shares | Dissolved |
| LEO ROSTED PIG EXPERT LIMITED | Private company limited by shares | Live |
| ROSTEKO INDUSTRIAL & TRADE CO., LIMITED | Private company limited by shares | Live |
| ROSTELLA LIMITED | Private company limited by shares | Dissolved |
| ROSTEN ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| ROSTER LIMITED | Private company limited by shares | Dissolved |
| ROSTEX LIMITED | Private company limited by shares | Dissolved |
| ROSTI CLOTHING (SHANGHAI) CO., LIMITED | Private company limited by shares | Live |
| ROSTIK LIMITED | Private company limited by shares | Dissolved |
| ROSTIX FINANCIAL LIMITED | Private company limited by shares | Dissolved |
| ROSTOCK ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ROSTON INVESTMENTS LIMITED | Private company limited by shares | Live |
| ROSTON WATCH & CLOCK CO., LIMITED | Private company limited by shares | Live |
| ROSTONE LIMITED | Private company limited by shares | Live |
| ROSTOV CORPORATION LIMITED | Private company limited by shares | Dissolved |
| ROSTRACE LIMITED | Private company limited by shares | Dissolved |
| ROSTREVOR ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ROSTRO TRADING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| ROSTRUM COMPANY LIMITED | Private company limited by shares | Live |