| UNITED CHANNEL LIMITED | Private company limited by shares | Dissolved |
| ASIA UNITED LIMITED | Private company limited by shares | Dissolved |
| UNIONFORD LIMITED | Private company limited by shares | Live |
| PAB UNITED TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| UNION SINO ENTERPRISES LIMITED | Private company limited by shares | Live |
| DYNAMIC UNION LIMITED | Private company limited by shares | Dissolved |
| UNITED ACE LIMITED | Private company limited by shares | Live |
| UNITED CHINESE SECRETARIAL LIMITED | Private company limited by shares | Dissolved |
| BOND UNION INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNION FORCE EXPRESS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| UNI-BRILLIANT LIMITED | Private company limited by shares | Dissolved |
| BEST UNITE LIMITED | Private company limited by shares | Dissolved |
| NEW UNION ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| GLOBAL UNION INDUSTRIES CO., LIMITED | Private company limited by shares | Live |
| UNI-FORTUNE LIMITED | Private company limited by shares | Dissolved |
| UNION FIDELITY (HONG KONG) LIMITED | Private company limited by shares | Live |
| UNION TRINITY DEVELOPMENT LIMITED | Private company limited by shares | Live |
| FAMOUS UNION INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| TRADE UNITED INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNION SKILL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNION CHERRY LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL BRIGHT LIMITED | Private company limited by shares | Dissolved |
| FULL UNION DEVELOPMENT LIMITED | Private company limited by shares | Live |
| UNION CAPITAL LIMITED | Private company limited by shares | Dissolved |
| JET UNION LIMITED | Private company limited by shares | Live |
| UNIVERSAL GUIDE LIMITED | Private company limited by shares | Dissolved |
| UNI-STAR PACIFIC LIMITED | Private company limited by shares | Dissolved |
| NEW UNION PHARMACY (CENTRAL) LIMITED | Private company limited by shares | Dissolved |
| UNION BEST LIMITED | Private company limited by shares | Dissolved |
| UNION GLORY ASIA LIMITED | Private company limited by shares | Dissolved |
| SHEEN UNITED INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| WESTERN UNITY TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| UNIPRO ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| CENTURY UNION CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| UNION TRUMP HOLDINGS LIMITED | Private company limited by shares | Live |
| GENERAL UNITED COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION GOOD LIMITED | Private company limited by shares | Live |
| ADVANCE UNION INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| UNITED FOCUS INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| UNION LUXE LIMITED | Private company limited by shares | Dissolved |
| UNIONTEX LIMITED | Private company limited by shares | Live |
| CITY UNION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| MASTER UNIVERSE LIMITED | Private company limited by shares | Live |
| UNION TIME INVESTMENTS LIMITED | Private company limited by shares | Live |
| ADVANCED UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED TALENT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNION REGENT PROPERTIES LIMITED | Private company limited by shares | Live |
| UNION CHANCE FREIGHT AGENCY LIMITED | Private company limited by shares | Live |
| UNIGAIN LIMITED | Private company limited by shares | Dissolved |
| GOLD UNITY LIMITED | Private company limited by shares | Live |
| UNIVERSAL OVERSEAS TRADING CO. LIMITED | Private company limited by shares | Dissolved |
| UNITED PACIFIC SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| FLY UNION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| MAX UNION INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| UNION LONG LIMITED | Private company limited by shares | Dissolved |
| UNILAB ASIA LIMITED | Private company limited by shares | Live Commenced dormancy on 16-Dec-2015 |
| FORTRESS UNION INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| QUAD UNION LIMITED | Private company limited by shares | Dissolved |
| GRAND CHINA UNION LIMITED | Private company limited by shares | Dissolved |
| UNION WEALTH LIMITED | Private company limited by shares | Dissolved |
| UNITED CAPITAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SUNWAY UNION ICE MANUFACTURING LIMITED | Private company limited by shares | Dissolved |
| OCEANIC UNION LIMITED | Private company limited by shares | Dissolved |
| UNITED K K LIMITED | Private company limited by shares | Live |
| HONG KONG RIDING UNION LIMITED | Private company limited by shares | Live |
| WORLD FAMOUS DOCTOR UNION CO. LIMITED -THE- | Private company limited by shares | Dissolved |
| UNIVERSAL ALUMINUM BOXES PRODUCTS LIMITED | Private company limited by shares | Live |
| UNION CROWN INDUSTRIAL LIMITED | Private company limited by shares | Live |
| UNION FAIR ELECTRONIC ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| YUET KONG UNITED TRANSPORTATION LIMITED | Private company limited by shares | Dissolved |
| UNISON FORTUNE (CHINA) LIMITED | Private company limited by shares | Dissolved |
| LEGEND UNION LIMITED | Private company limited by shares | Dissolved |
| UNITED CAPITAL TRADING LIMITED | Private company limited by shares | Live |
| UNION GRADE DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| TIME UNION GARMENT FACTORY LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL FASHION LIMITED | Private company limited by shares | Dissolved |
| INTERNATIONAL XIN CULTURE UNITED UNION CO. LIMITED | Private company limited by shares | Dissolved |
| UNITEC SYSTEMS LIMITED | Private company limited by shares | Live |
| UNIVERSAL IDEA LIMITED | Private company limited by shares | Dissolved |
| SINO UNION INTERNATIONAL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNITED MACHINERY COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED FORTUNE SHIPPING LIMITED | Private company limited by shares | Dissolved |
| GOLDEN UNION DEVELOPMENT INTERNATIONAL LIMITED | Private company limited by shares | Live |
| UNION GRACE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| UNION FIDELITY TRADING LIMITED | Private company limited by shares | Dissolved |
| UNION FIDELITY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| UNION CHEER INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNION ELECTRICAL ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL LEGEND LIMITED | Private company limited by shares | Dissolved |
| UNION WEAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNION FORCE DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNIQUE CREATION LIMITED | Private company limited by shares | Dissolved |
| UNION FORD INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNION OCEAN LIMITED | Private company limited by shares | Live |
| FAVOR UNION (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED SHIPPING AGENCIES LIMITED | Private company limited by shares | Live |
| UNIQUE EMPEROR LIMITED | Private company limited by shares | Dissolved |
| UNION HALL LIMITED | Private company limited by shares | Dissolved |
| RICH UNION ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| UNION GLORY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |