| Company Name | Type | Status |
|---|---|---|
| HISOUND COMPANY LIMITED | Private company limited by shares | Dissolved |
| HI-SOUND ELECTRONIC INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| JIANGMEN HI-SOUND ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| HongKong Hisoundaudio Co., Limited | Private company limited by shares | Live |
| HI-SOUNDS TECHNOLOGY (HK) CO., LIMITED | Live |