| BFG VIDEO & AUDIO LIMITED | Private company limited by shares | Live |
| TRP AUDIO & VIDEO LIMITED | Private company limited by shares | Live |
| HOI DA AUDIO & VIDEO LIMITED | Private company limited by shares | Live |
| ARTECH AUDIO & VIDEO LIMITED | Private company limited by shares | Dissolved |
| A&A AUDIO & VIDEO CENTER LIMITED | Private company limited by shares | Live |
| NEW CENTURY AUDIO VIDEO CO. LIMITED | Private company limited by shares | Live |
| HD DIGITAL VIDEO & AUDIO COMPANY LIMITED | Private company limited by shares | Dissolved |
| Fowler Audio and Video Limited | Private company limited by shares | Live |
| DRAGON VIDEO & AUDIO MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| WAI LUN AUDIO & VIDEO MANUFACTURING CO. LIMITED | Private company limited by shares | Live |
| MONGKOK AUDIO & VIDEO LIMITED | Private company limited by shares | Dissolved |
| HAPPY RICH AUDIO & VIDEO LIMITED | Private company limited by shares | Dissolved |
| Richtech Audio Video Company Limited | Private company limited by shares | Live |
| RODGERS AUDIO & VIDEO COMPANY LIMITED | Private company limited by shares | Live |
| AKAI AUDIO & VIDEO SERVICE CENTRE LIMITED | Private company limited by shares | Dissolved |
| Soundation Audio Video Co. Limited | Private company limited by shares | Live |
| TARGET AUDIO VIDEO LIMITED | Private company limited by shares | Dissolved |
| TECHNIC AUDIO & VIDEO LIMITED | Private company limited by shares | Dissolved |
| WING MING AUDIO AND VIDEO LIMITED | Private company limited by shares | Dissolved |
| GET AUDIO & VISION COMPANY LIMITED -THE- | Private company limited by shares | Dissolved |
| FA YUEN AUDIO & VISION LIMITED | Private company limited by shares | Dissolved |
| WELL SUCCESS AUDIO LIMITED | Private company limited by shares | Dissolved |
| WELLWICK AUDIO LIMITED | Private company limited by shares | Live |
| NEW WELLWICK AUDIO LIMITED | Private company limited by shares | Live |
| Wing Nok Audio Co. Limited | | Live |
| WINMAX CAR AUDIO LIMITED | Private company limited by shares | Live |
| Wisort Audio Limited | Private company limited by shares | Live |
| Zemm Audio Limited | | Live |
| ZENITH AUDIO LIMITED | Private company limited by shares | Dissolved |
| AUDIO4PERSONAL CONSULTANCY LIMITED | Private company limited by shares | Live |
| Audioclub Limited | Private company limited by shares | Live |
| AUDIO.COM LIMITED | Private company limited by shares | Dissolved |
| AUDIOCOM TECHNOLOGY LIMITED | Private company limited by shares | Live |
| AUDIODEV HK LIMITED | Private company limited by shares | Dissolved |
| GOLDSENSE (AUDIODIGI) COMPANY LIMITED | Private company limited by shares | Dissolved |
| AUDIO-DIGITAL ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| AUDIOENGINE LIMITED | Private company limited by shares | Live |
| AUDIOFLY (HK) LIMITED | Private company limited by shares | Live |
| SAGEAR AUDIO-FURNITURE LIMITED | Private company limited by shares | Dissolved |
| AUDIOGENIC LIMITED | Private company limited by shares | Live |
| AUDIOKING LIMITED | Private company limited by shares | Dissolved |
| AUDIOKIT ELECTRONICS LIMITED | Private company limited by shares | Live |
| Audiolaser components Limited | | Live |
| AUDIOLIGHT INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| AUDIOLOGIC LIMITED | Private company limited by shares | Live |
| HKP AUDIOLOGY LIMITED | Private company limited by shares | Live |
| eCare Audiology Limited | | Live |
| Bay Audiology (Hong Kong) Limited | Private company limited by shares | Live |
| HUMAN LEAGUE AUDIOLOGY CENTRE LIMITED | Private company limited by shares | Live |
| HONG KONG SOCIETY OF AUDIOLOGY LIMITED | Company limited by guarantee | Live |
| Audiology Solutions Limited | Private company limited by shares | Live |
| AUDION ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| AUDIOPHILE COLLECTIONS LIMITED | Private company limited by shares | Dissolved |
| GOLDEN STRING AUDIOPHILE REPERTORY LIMITED | Private company limited by shares | Dissolved |
| GOLDEN STRING AUDIOPHILE REPERTORY LIMITED | Private company limited by shares | Live |
| DAILY GOOD LASER AUDIOPHILE LIMITED | Private company limited by shares | Dissolved |
| FUN HOUSE LASER AUDIOPHILE LIMITED | Private company limited by shares | Dissolved |
| AUDIOPHILE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| AUDIOPHILE MARKETING LIMITED | Private company limited by shares | Dissolved |
| AUDIOPHILE PRODUCTIONS LIMITED | Private company limited by shares | Dissolved |
| LI SHAN AUDIOPHILE LIMITED | Private company limited by shares | Dissolved |
| AUDIOPHILE WORKSHOP COMPANY LIMITED | Private company limited by shares | Live |
| AUDIOPHILES LIMITED | Private company limited by shares | Live |
| AUDIOPHONE LIMITED | Private company limited by shares | Dissolved |
| AUDIOPRO LIMITED | Private company limited by shares | Dissolved |
| KARL THOMSON AUDIOSMARTCARD COMPANY LIMITED | Private company limited by shares | Dissolved |
| AUDIOSOURCES SHENZHEN LIMITED | Private company limited by shares | Live |
| AUDIOTECH LIMITED | Private company limited by shares | Dissolved |
| AUDIOTECH LIMITED | Private company limited by shares | Dissolved |
| VisualSonic Audio-Tech Limited | Private company limited by shares | Live |
| AUDIOTEX ADVERTISING COMPANY LIMITED | Private company limited by shares | Dissolved |
| FAREAST AUDIOTEXT LIMITED | Private company limited by shares | Dissolved |
| GLOBAL AUDIOTEXT (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| TELECONCEPTS AUDIOTEXT LIMITED | Private company limited by shares | Dissolved |
| Asia Telephone Audiotext Pty Limited | Private company limited by shares | Dissolved |
| AUDIOTON LIMITED | Private company limited by shares | Dissolved |
| AUDIOTRONICS LIMITED | Private company limited by shares | Dissolved |
| 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 |
| TAI DAO AUDIO-VISION PUBLISHING LIMITED | Private company limited by shares | Dissolved |
| ALFA AUDIO-VISUAL SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| UNITED ARTS AUDIO-VISUAL SUPPLIES COMPANY LIMITED | Private company limited by shares | Live |
| XINHUA BOOKS AUDIO-VISUAL PUBLISHING LIMITED | Private company limited by shares | Dissolved |
| CHANGYE AUDIO-VISUAL (H.K.) LIMITED | Private company limited by shares | Dissolved |
| CHINA AUDIO-VISUAL GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| HK AIWA AUDIOVISUAL ELECTRIC CO., LIMITED | Private company limited by shares | Live |
| L&C AUDIO-VISUAL INTERNATIONAL CO., LIMITED | Private company limited by shares | Dissolved |
| BW AUDIOVISUAL SOLUTION CO., LIMITED | Private company limited by shares | Live |
| MENCIUS CULTURAL AUDIOVISUAL CENTRE LIMITED | Private company limited by shares | Live |
| EDUTEC AUDIO-VISUAL & TRAINING LIMITED | Private company limited by shares | Dissolved |
| Egoist Audiovisual Limited | | Live |
| GOOD AUDIOVISUAL ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| PAK LOI AUDIO-VISUAL HONG KONG LIMITED | Private company limited by shares | Live |
| Hong Kong AudioVisual System Limited | Private company limited by shares | Live |