| MAGNETO LIMITED | Private company limited by shares | Live |
| MAGNETO B&S LIMITED | | Live |
| MAGNETO' ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| MAGNETO INVESTMENT LIMITED | Private company limited by shares | Live |
| HAOTIAN MAGNETOELECTRIC CO., LIMITED | Private company limited by shares | Live |
| HK YUAN DONG MAGNETOELECTRIC PRODUCTS CO., LIMITED | | Live |
| Hong Kong Huaning Magnetoelectric Co., Limited | Private company limited by shares | Live |
| DONG GUANG BOSHUN MAGNETOELECTRICITY TECHNOLOGY LIMITED | Private company limited by shares | Live |
| MAGNETO-OPTICAL COMPANY LIMITED | Private company limited by shares | Dissolved |