| Company Name | Type | Status |
|---|---|---|
| TOSTAR LIMITED | Private company limited by shares | Live |
| TOSTAR INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| TOSTAR MARINE LIMITED | Private company limited by shares | Live |
| TOSTAR TECH (HK) LIMITED | Live | |
| TOSTAR TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |
| Tostar International Trade Limited | Private company limited by shares | Live |
| TOSTAR INTERNATIONAL TRADING LIMITED | Private company limited by shares | Dissolved |