| NEWTRON LIMITED | Private company limited by shares | Live |
| NEWTRON DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| Newtron Electronics Limited | Private company limited by shares | Dissolved |
| NEWTRON ENTERPRISES LIMITED | Private company limited by shares | Live |
| Newtron (HongKong) Science & Technology Co., Limited | Private company limited by shares | Live |
| NEWTRON INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| NEWTRON TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| NEWTRON TRADING LIMITED | | Live |
| NEWTRONIC ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| NEWTRONICS DEVELOPMENTS LIMITED | Private company limited by shares | Live |
| NEWTRONIX LIMITED | Private company limited by shares | Live |