| Company Name | Type | Status |
|---|---|---|
| HONG KONG WINSTRO ELECTRONICS CO., LIMITED | Live | |
| WINSTRONG COMPANY LIMITED | Private company limited by shares | Dissolved |
| WINSTRONG ASIA LIMITED | Private company limited by shares | Dissolved |
| WINSTRONG DESIGN LIMITED | Private company limited by shares | Dissolved |
| WINSTRONG INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| WINSTRONG INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HK WINSTRONG TRADE LIMITED | Live | |
| WINSTRONG TRADING LIMITED | Private company limited by shares | Dissolved |