| SANTAK LIMITED | Private company limited by shares | Dissolved |
| SANTAK ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SANTAK ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SANTAK ENTERPRISES LIMITED | Private company limited by shares | Live |
| SHENZHEN SANTAK POWER LIMITED | Private company limited by shares | Live |
| SANTAKA (FAR EAST) LIMITED | Private company limited by shares | Live |
| SANTAKA FIBER OPTIC LIMITED | Private company limited by shares | Dissolved |
| SANTAKA INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SANTAKE LIMITED | Private company limited by shares | Dissolved |
| SANTAKUPS ELECTRONIC LIMITED | Private company limited by shares | Live |