| HD AUDIOVIDEO (CHINA) LIMITED | Private company limited by shares | Dissolved |
| FITTO AUDIO-VIDEO PRODUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA HUI DAMEI AUDIO-VIDEO EQUIPMENT (HONG KONG) LIMITED | Private company limited by shares | Live |
| KITZ AUDIO-VIDEO LIMITED | Private company limited by shares | Dissolved |
| TAO JIE AUDIO-VIDEO PRODUCTION LIMITED | Private company limited by shares | Live |
| REVIEW AUDIO-VIDEO LIMITED | Private company limited by shares | Dissolved |
| China Audio-Video Technology Co., Limited | Private company limited by shares | Live |
| AUFO AUDIO&VIDEO TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |