| KINGTONE LIMITED | Private company limited by shares | Dissolved |
| KINGTONE LIMITED | Private company limited by shares | Live |
| Kingtone Consulting Limited | | Live |
| Kingtone Communication Electronics Co., Limited | Private company limited by shares | Live |
| KINGTONE INTERNATIONAL HOLDING GROUP LIMITED | Private company limited by shares | Dissolved |
| Kingtone Hong Kong Biotechnology Company Limited | Private company limited by shares | Live |
| KINGTONE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KINGTONE (CHINA) INTERNATIONAL TRADING LIMITED | Private company limited by shares | Dissolved |