| VIEWSON COMPANY LIMITED | Private company limited by shares | Dissolved |
| VIEWSON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| GOOD VIEWSON LIMITED | Private company limited by shares | Dissolved |
| VIEWSON INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| VIEWSON INVESTMENTS LIMITED | Private company limited by shares | Live |
| VIEWSON TOURS LIMITED | Private company limited by shares | Dissolved |
| VIEWSONIC LIMITED | Private company limited by shares | Dissolved |
| Hong Kong ViewSonic Trading Co., Limited | | Live |
| VIEWSONIC TRADING CO., LIMITED | Private company limited by shares | Live |
| ViewSonic Display Limited | Private company limited by shares | Live |
| VIEWSONIC HOLDINGS LIMITED | Private company limited by shares | Live |
| VIEWSONIC HONG KONG LIMITED | Private company limited by shares | Live |
| VIEWSONIC INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| VIEWSONIC INTERNATIONAL LIMITED | Private company limited by shares | Live |
| VIEWSONIC INTERNATIONAL (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| ViewSonic Display Trading 2 Limited | Private company limited by shares | Live Commenced dormancy on 17-Dec-2008 |
| ViewSonic Display Trading 1 Limited | Private company limited by shares | Live Commenced dormancy on 17-Dec-2008 |