| RITA FU LIMITED | Private company limited by shares | Live |
| RITA COMPANY LIMITED | Private company limited by shares | Dissolved |
| RITA LIMITED | Private company limited by shares | Dissolved |
| RITA ENTERPRISE COMPANY LIMITED | Private company limited by shares | Live |
| SANTA RITA LIMITED | Private company limited by shares | Live |
| RITAG Business Investment Limited | Private company limited by shares | Live |
| RITAHONG LIMITED | Private company limited by shares | Dissolved |
| NEW RITAI HOLDING CO., LIMITED | Private company limited by shares | Dissolved |
| RITAI TRADING LIMITED | Private company limited by shares | Live |
| Ritaiktron (Hong Kong) Tech. Co., Limited | | Live |
| RITAJ ALSHARG TRADE CO., LIMITED | Private company limited by shares | Live |
| RITAK TRADING LIMITED | Private company limited by shares | Dissolved |
| Ritala Trading Limited | Private company limited by shares | Live |
| RITALEX LIMITED | Private company limited by shares | Live |
| RITAMAN LIMITED | Private company limited by shares | Live |
| RITAMEDTECH LIMITED | | Live |
| RITANO LIMITED | Private company limited by shares | Live |
| Ritano Optics Limited | Private company limited by shares | Live |
| RITAPLAS MANUFACTURING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| RITAR (HK) CO., LIMITED | Private company limited by shares | Live |
| H RITAR TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SHENZHEN RITAR TECHNOLOGY LIMITED | Private company limited by shares | Live |
| RITARA LIMITED | Private company limited by shares | Dissolved |
| ZHEJIANG RITAS INDUSTRIAL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| RITASA (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| RITASC ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| Ritash Limited | Private company limited by shares | Live |
| RITAVEX ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| RITAWORKS LIMITED | Private company limited by shares | Dissolved |