| Cheng Ruei Limited | Private company limited by shares | Live |
| Chuan Ruei Fa(Hong Kong)Industrial Co., Limited | Private company limited by shares | Dissolved |
| RUEI JHIH ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Ruei Jin Sing Fu Hua Hai Garden Limited | Private company limited by shares | Live |
| RUEI CHENG GROUP COMPANY LIMITED | Private company limited by shares | Live |
| REN RUEI INDUSTRY LIMITED | Private company limited by shares | Live |
| Ruei Ho International Limited | Private company limited by shares | Live |
| JIA RUEI INVESTMENT LIMITED | Private company limited by shares | Live |
| Studio Ruei Limited | | Live |
| RUEI ZU WHEELS (HONG KONG) LIMITED | Private company limited by shares | Live |
| RUEIRAN GROUP LIMITED | Private company limited by shares | Live |
| Rueitek Co., Limited | Private company limited by shares | Live Commenced dormancy on 17-Mar-2016 |