| OCAR COMPANY LIMITED | Private company limited by shares | Dissolved |
| OCARD HONG KONG LIMITED | | Live |
| Ocare Limited | | Live |
| O'Care International Health Consultant Limited | Private company limited by shares | Live |
| OCARE MEDICAL CO., LIMITED | Private company limited by shares | Live |
| OCARE TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| OCARE TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| OCARINA LIMITED | Private company limited by shares | Dissolved |
| OCARINA LIMITED | Private company limited by shares | Dissolved |
| China Ocarina Academy Limited | | Live |
| Ocarinads Limited | Private company limited by shares | Live |