| SOUND NICE LIMITED | Private company limited by shares | Dissolved |
| NICE SOUND LIMITED | Private company limited by shares | Live |
| SOUND NICE LIMITED | Private company limited by shares | Dissolved |
| SOUND NICE LIMITED | Private company limited by shares | Live |
| Sound Noble Limited | Private company limited by shares | Live |
| NOBLE SOUND DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| NOBLE SOUND INVESTMENTS LIMITED | Private company limited by shares | Live |
| SOUND NOMINEES LIMITED | Private company limited by shares | Live |
| NYCOM DIGITAL SOUND LIMITED | Private company limited by shares | Dissolved |
| OASIS SOUND LIMITED | | Live |
| OCEAN SOUND LIMITED | Private company limited by shares | Dissolved |
| OCEAN SOUND LIMITED | Private company limited by shares | Live |
| SOUND OFFER LIMITED | Private company limited by shares | Dissolved |
| SOUND SOUND OPTICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| ORIENTAL SOUND LIMITED | Private company limited by shares | Dissolved |
| Oriental Sound Company Limited | | Live |
| ORIENTAL SOUND INVESTMENTS LIMITED | Private company limited by shares | Live |
| SOUND ORIGIN LIMITED | Private company limited by shares | Dissolved |
| SOUND OUTCOMES LIMITED | Private company limited by shares | Live |
| OWEN SOUND LIMITED | Private company limited by shares | Dissolved |
| PACIFIC SOUND LIMITED | Private company limited by shares | Dissolved |
| SOUND PACIFIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| L SOUND PACKAGING CRAFT FACTORY LIMITED | Private company limited by shares | Dissolved |
| LUCKY SOUND PAPER PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| PARFAIT SOUND LIMITED | | Live |
| PARRY SOUND LIMITED | Private company limited by shares | Live |
| Sound Partner Consulting Company Limited | Private company limited by shares | Dissolved |
| Sound Path Development Limited | Private company limited by shares | Live |
| PEAK SOUND ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| PELHAM SOUND LIMITED | Private company limited by shares | Dissolved |
| SOUND PERFECT TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SOUND PERFECT INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| PETER SOUND HOLDING LIMITED | Private company limited by shares | Dissolved |
| Sound Picture Limited | Private company limited by shares | Live |
| HONG KONG PICTURE & SOUND SERVICE CORPORATION LIMITED -THE- | Private company limited by shares | Dissolved |
| SOUND & PICTURES LIMITED | Private company limited by shares | Dissolved |
| CHINA SOUND PICTURES COMPANY, LIMITED -THE- | Private company limited by shares | Dissolved |
| PLAN SOUND LIMITED | Private company limited by shares | Dissolved |
| HAPPY SOUND ELECTRONIC PLASTICS LIMITED | Private company limited by shares | Live |
| SOUND POINT LIMITED | Private company limited by shares | Dissolved |
| SOUND POND ASIA LIMITED | Private company limited by shares | Dissolved |
| SOUND WAVE FILM POST PRODUCTION LIMITED | Private company limited by shares | Dissolved |
| POST-PRODUCTION SOUND LIMITED | Private company limited by shares | Dissolved |
| POWER SOUND LIMITED | Private company limited by shares | Dissolved |
| POWER SOUND LIMITED | Private company limited by shares | Dissolved |
| N POWER SOUND LIMITED | Private company limited by shares | Live |
| POWER SOUND LIMITED | Private company limited by shares | Live |
| PRAISE SOUND LIMITED | Private company limited by shares | Live |
| PRAISE SOUND LIMITED | Private company limited by shares | Live |
| NEW SOUND PRECISION LIMITED | Private company limited by shares | Dissolved |
| Premium Sound Asia Limited | Private company limited by shares | Live |
| PRETTY SOUND LIMITED | Private company limited by shares | Live |
| SOUND PRINT DESIGN LIMITED | Private company limited by shares | Live |
| PRIZE SOUND LIMITED | Private company limited by shares | Live |
| 1st Sound Pro-Audio Limited | Private company limited by shares | Dissolved |
| One Cool Sound Production Limited | Private company limited by shares | Live |
| Original Sound Production Limited | | Live |
| SOUND SERVICE PRODUCTION LIMITED | Private company limited by shares | Dissolved |
| SIGHT AND SOUND PRODUCTION LIMITED | Private company limited by shares | Live |
| SOUND AND VISION PRODUCTION TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| Flying Sound & Visual Production Limited | Private company limited by shares | Live |
| MAGIC SOUND PRODUCTIONS LIMITED | Private company limited by shares | Dissolved |
| HILL SOUND DIGITAL PRODUCTS LIMITED | Private company limited by shares | Live |
| SUPERB SOUND PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| CAH PROFESSIONAL SOUND COMPANY LIMITED | Private company limited by shares | Live |
| AMERICAN PROFESSIONAL SOUND SYSTEMS COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA PROFESSIONAL SOUND SYSTEMS COMPANY LIMITED | Private company limited by shares | Dissolved |
| EXTREME SOUND PROFESSIONAL LIMITED | Private company limited by shares | Live |
| ECO PROFESSIONAL SOUND AND PRODUCTION LIMITED | Private company limited by shares | Live |
| SUMMIT SOUND PROFESSIONAL CO., LIMITED | Private company limited by shares | Dissolved |
| SOUND PROFIT LIMITED | Private company limited by shares | Dissolved |
| SOUND PROFIT LIMITED | Private company limited by shares | Dissolved |
| SOUND PROFIT LIMITED | Private company limited by shares | Live |
| SOUND PROFIT LIMITED | Private company limited by shares | Live |
| SOUND PROFIT DEVELOPMENT LIMITED | Private company limited by shares | Live |
| SOUND PROFIT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SOUND PROGRESS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOUND PROGRESS LIMITED | Private company limited by shares | Live |
| SOUND PROJECT LIMITED | Private company limited by shares | Live |
| Meyer Prolight & Sound Co., Limited | Private company limited by shares | Live |
| EVER SOUND A.V. PROPAGATING CENTER LIMITED | Private company limited by shares | Live |
| ROCK SOUND PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| GOLD SOUND PROPERTY LIMITED | Private company limited by shares | Dissolved |
| SOUND PROSPECT LIMITED | Private company limited by shares | Dissolved |
| Puget Sound Limited | Private company limited by shares | Live |
| PUGET SOUND CAPITAL LIMITED | Private company limited by shares | Live |
| CEF Sound Puhua Limited | Private company limited by shares | Live |
| Rail Sound Inspiration Limited | Private company limited by shares | Live |
| SOUND RAINBOW LIMITED | Private company limited by shares | Live |
| RAINBOW SOUND INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SOUND REAL LIMITED | Private company limited by shares | Live |
| SUPER SOUND RECORD COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOUND WAVE RECORDS LIMITED | Private company limited by shares | Live |
| SOUND WELL RECORDS LIMITED | Private company limited by shares | Dissolved |
| HILL SOUND RECYCLE RESOURCES LIMITED | Private company limited by shares | Live |
| REFERENCE SOUND COMPANY LIMITED | Private company limited by shares | Dissolved |
| REGENT SOUND LIMITED | Private company limited by shares | Live |
| Requiem Sound Limited | Private company limited by shares | Live |
| SOUND RESOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| WINNING SOUND RESTAURANT LIMITED | | Live |