| RUICAI COMPANY LIMITED | Private company limited by shares | Live |
| HK RUICAI LIMITED | Private company limited by shares | Live |
| RUICAITONG LIMITED | Private company limited by shares | Live |
| RUICAN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Ruican International Group (Hongkong) Limited | Private company limited by shares | Live |
| HONG KONG RUICE ELECTRONICS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| RUICEN TRADE LIMITED | Private company limited by shares | Live |
| HK RUICER INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| HONGKONG RUICHANGLI INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| Ruichangsi Co., Limited | Private company limited by shares | Live |
| HONG KONG RUICHE TECHNOLOGICAL LIMITED | Private company limited by shares | Dissolved |
| HongKong Ruiche E-Commerce Limited | Private company limited by shares | Live |
| RUICHE INTERNATIONAL INDUSTRY LIMITED | Private company limited by shares | Live |
| RUICHEN Asia Limited | | Live |
| Ruichen Co., Limited | | Live |
| RUICHEN TRADING LIMITED | Private company limited by shares | Live |
| HK RUICHENG LIMITED | Private company limited by shares | Dissolved |
| Hao Ruicheng Co., Limited | Private company limited by shares | Live |
| HK RUICHENG TRADE CO., LIMITED | Private company limited by shares | Live |
| RUICHENG GROUP LIMITED | | Live |
| RUICHENG INVESTMENT HOLDING LIMITED | Private company limited by shares | Live |
| Ruicheng Technology Limited | Private company limited by shares | Live |
| Ruicheng Network Technology Limited | Private company limited by shares | Live |
| Ruicheng Trade Limited | | Live |
| RUICHENG TRANSPORTATION MACHINERY COMPANY LIMITED | Private company limited by shares | Live |
| HONGKONG RUICHENGHUI TRADING LIMITED | | Live |
| H.K RUICHENGJUN CO., LIMITED | Private company limited by shares | Live |
| Ruichfood Chemical Limited | | Live |
| RUICHI IMP&EXP LIMITED | Private company limited by shares | Live |
| RUICHI TRADE LIMITED | Private company limited by shares | Live |
| CHONGQING RUICHIDA LIMITED | Private company limited by shares | Live |
| HK RUICHIHUAGANG ELECTRIC LIMITED | Private company limited by shares | Live |
| RUICHIP ELECTRONICS (HK) LIMITED | Private company limited by shares | Live |
| RUICHIPS TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| Ruichips International Industrial Co., Limited | Private company limited by shares | Live |
| RuiChiXB Limited | Private company limited by shares | Live |
| Ruichixing Trading Limited | | Live |
| RuiChuang Limited | | Live |
| RUICHUANG TRADE CO., LIMITED | Private company limited by shares | Live |
| RUICHUANG (HOLDING) INVESTMENT LIMITED | Private company limited by shares | Live |
| SHANGHAI RUICHUANG INDUSTRY LIMITED | Private company limited by shares | Dissolved |
| SHENZHEN RUICHUANG TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Rui-Cloud Tech Limited | | Live |
| RuiCode Technology Limited | Private company limited by shares | Dissolved |
| RUICOM TECHNOLOGY INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| Ruicon Life HK, Limited | Private company limited by shares | Live |
| HongKong Ruiconnect Trading Limited | Private company limited by shares | Live |
| RUICROWN ELECTRONICS CO., LIMITED | Private company limited by shares | Live |