| HK RUIHUI INTERNATIONAL INVESTMENT CO., LIMITED | Private company limited by shares | Live |
| RUIHUI INTERNATIONAL ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| RUIHUI INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| RUIHUI LIFE SCIENCE (GLOBAL) CO., LIMITED | Private company limited by shares | Live |
| RUIHUI TECHNOLOGY SERVICES LIMITED | Private company limited by shares | Live |
| RUIHUI HK TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| RUIHUI TRADING LIMITED | Private company limited by shares | Dissolved |
| Ruihuitong Limited | Private company limited by shares | Live |