| U-STAR COMPANY LIMITED | Private company limited by shares | Dissolved |
| U-STAR LIMITED | Private company limited by shares | Dissolved |
| Ustar Pcb Limited | Private company limited by shares | Live |
| USTAR COMPANY LIMITED | Private company limited by shares | Live |
| Ustar Ecommerce Limited | Private company limited by shares | Live |
| Ustar Learning Limited | Private company limited by shares | Live |
| USTAR SPORTS LIMITED | Private company limited by shares | Live |
| USTART COMPANY LIMITED | Private company limited by shares | Dissolved |
| USTART CHEMICALS LIMITED | Private company limited by shares | Live |
| U-START ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Ustarthing Electronics Co., Limited | | Live |