| Roser HK Limited | Private company limited by shares | Live |
| ROSER INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| La Roseraie Limited | Private company limited by shares | Live |
| Roseray Limited | | Live |
| Roserena Limited | Private company limited by shares | Live |
| ROSERIC LIMITED | Private company limited by shares | Dissolved |
| ROSERITE LIMITED | Private company limited by shares | Live |
| ROSERIVERS LIMITED | | Live |
| ROSEROSAY LIMITED | Private company limited by shares | Dissolved |
| Rose&Rosen Co., Limited | Private company limited by shares | Live |
| ROSERY LIMITED | Private company limited by shares | Live |
| ROSERY BIO-TECH (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| ROSERY MACHINERY & CHEMICAL COMPANY LIMITED | Private company limited by shares | Live |
| ROSERY ENT. (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| ROSERY GARDEN LIMITED | Private company limited by shares | Live |
| ROSERY INDUSTRIAL MACHINERY CO., LIMITED | Private company limited by shares | Live |