| Company Name | Type | Status |
|---|---|---|
| HYSOC Limited | Private company limited by shares | Live |
| HYSOCK COMPANY LIMITED | Private company limited by shares | Dissolved |
| HYSON LIMITED | Private company limited by shares | Dissolved |
| HYSON LIMITED | Private company limited by shares | Live |
| CHINA HYSONG INTERNATIONAL LIMITED | Private company limited by shares | Live |
| NINGBO HYSOUND ELECTRONIC CO., LIMITED | Private company limited by shares | Live |
| Hysound International Hearing (HongKong) Co., Limited | Private company limited by shares | Live |