| UNIGOOD TRADING LIMITED | Private company limited by shares | Dissolved |
| JADE UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| CROWN UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL SATELLITE ELECTRIC TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIX COMPUTERS LIMITED | Private company limited by shares | Dissolved |
| ASIA UNION SURVEY SERVICES LIMITED | Private company limited by shares | Live |
| UNIWITS LIMITED | Private company limited by shares | Dissolved |
| UNIQUESTAR EXPORT COMPANY LIMITED | Private company limited by shares | Live |
| UNITED MARK LIMITED | Private company limited by shares | Live |
| UNITED HARBOUR COMPANY LIMITED | Private company limited by shares | Live |
| UNITED CENTURY LIMITED | Private company limited by shares | Dissolved |
| UNICOM COMPUTER SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| UNITED VICTORY COMPANY LIMITED | Private company limited by shares | Live |
| CHINA UNION INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| UNITED PLAN COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNLIMITED FASHIONS LIMITED | Private company limited by shares | Dissolved |
| KONG SHUM UNION PROPERTY MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| FNT UNITED COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIEFFORT COMPANY LIMITED | Private company limited by shares | Live |
| UNIWAY CONTAINER TRANSPORT LIMITED | Private company limited by shares | Dissolved |
| UNION STRONG LIMITED | Private company limited by shares | Live |
| UNIVERSAL WELL LIMITED | Private company limited by shares | Dissolved |
| UNI-GRAND ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| UNIDO LIMITED | Private company limited by shares | Dissolved |
| UNICOM AGENCY LIMITED | Private company limited by shares | Dissolved |
| UNITED HERO LIMITED | Private company limited by shares | Dissolved |
| UNION MARKET COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIX AGENCY LIMITED | Private company limited by shares | Dissolved |
| UNI-CONE COMPANY LIMITED | Private company limited by shares | Dissolved |
| YORSTON UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHARTER UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL SUCCESS LIMITED | Private company limited by shares | Dissolved |
| UNISON ORIENT INTERNATIONAL LIMITED | Private company limited by shares | Live |
| UNION SCIENTIFIC LIMITED | Private company limited by shares | Dissolved |
| ORIENTAL UNION AIRCARGO LIMITED | Private company limited by shares | Live |
| UNITED RESOURCES ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SOUTHGOOD UNION LIMITED | Private company limited by shares | Dissolved |
| UNITED WAY LIMITED | Private company limited by shares | Dissolved |
| UNITED HAPPY LIMITED | Private company limited by shares | Dissolved |
| UNIQUNION DEVELOPMENTS LIMITED | Private company limited by shares | Live |
| UNITED LEADER LIMITED | Private company limited by shares | Dissolved |
| UNITED ASSETS COMPANY LIMITED | Private company limited by shares | Live |
| UNITED FAIR LIMITED | Private company limited by shares | Live |
| UNITED STRENGTH LIMITED | Private company limited by shares | Live |
| UNITED TRANSACTION LIMITED | Private company limited by shares | Dissolved |
| AIR & SEA UNION HOLDING LIMITED | Private company limited by shares | Live Ceased dormancy on 21-Aug-2002 |
| UNIONWEST MACHINERY LIMITED | Private company limited by shares | Live |
| UNIWIDE COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED UNIVERSE LIMITED | Private company limited by shares | Dissolved |
| ATE UNIQUE CONSOLIDATORS LIMITED | Private company limited by shares | Live |
| UNI-SIGNAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNI-SHARP COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNI-WATTS ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNDERWATER TECHNOLOGY INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| REASONIC UNION LIMITED | Private company limited by shares | Live |
| JOIN UNION LIMITED | Private company limited by shares | Dissolved |
| UNION TYPESETTING COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION PROSPEROUS PLASTIC MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| UNIQUE-EXPO-SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| WIN UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| NORTHGOOD UNITED LIMITED | Private company limited by shares | Dissolved |
| UNIGIFT COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION WEALTHY COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL BLISS LIMITED | Private company limited by shares | Dissolved |
| UNIPEACE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| UNI-YOUNG COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNI-MAIN COMPANY LIMITED | Private company limited by shares | Live |
| UNI-PEARL COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNISON SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED FAST LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL BRIGHT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| UNION TROPICAL FISH FARM LIMITED | Private company limited by shares | Live |
| UNION OCEAN ENGINEERING SERVICES COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIVERSELLE LIMITED | Private company limited by shares | Live |
| ART UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION TREASURE DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| FAMOUS UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| FINE UNION ACCOUNTANCY & SECRETARY LIMITED | Private company limited by shares | Live |
| PLACEFUL UNION LIMITED | Private company limited by shares | Dissolved |
| UNI-VERVE COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNI-AM COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION TOUCH LIMITED | Private company limited by shares | Dissolved |
| UNION WAY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| WHOLE UNION LIMITED | Private company limited by shares | Dissolved |
| UNION BUSINESS MACHINES COMPANY LIMITED | Private company limited by shares | Live |
| UNITED HOTELS LIMITED | Private company limited by shares | Dissolved |
| UNIFY COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITSKY COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNI-WEALTH INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| CHINA UNION SERVICES LIMITED | Private company limited by shares | Dissolved |
| STANDARD UNION LIMITED | Private company limited by shares | Dissolved |
| UNITEAM COMPANY LIMITED | Private company limited by shares | Dissolved |
| JET UNITED LIMITED | Private company limited by shares | Dissolved |
| UNISON SOUND COMPANY LIMITED | Private company limited by shares | Dissolved |
| RIGHT UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION CRYSTAL LIMITED | Private company limited by shares | Dissolved |
| CHINA UNIVERSE LIMITED | Private company limited by shares | Dissolved |
| UNITED FLOORING COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNI-TECH INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| UNI-KING INVESTMENTS LIMITED | Private company limited by shares | Dissolved |