| UNION WORLD (CHINA) LIMITED | Private company limited by shares | Dissolved |
| UNISON GROUP (CHINA) LIMITED | Private company limited by shares | Dissolved |
| UNITED TEAM INVESTMENTS LIMITED | Private company limited by shares | Live |
| UNION WORLD INTERNATIONAL HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| CENTURY UNION LIMITED | Private company limited by shares | Dissolved |
| UNION GLOBE LIMITED | Private company limited by shares | Dissolved |
| CHINA UNITY LIMITED | Private company limited by shares | Dissolved |
| LUCKY UNIVERSAL LIMITED | Private company limited by shares | Dissolved |
| COSMOS UNION HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| UNIVERSE METAL LIMITED | Private company limited by shares | Dissolved |
| J&L UNITED STARS ENTERPRISES LIMITED | Private company limited by shares | Live |
| MODERN UNIVERSAL GROUP LIMITED | Private company limited by shares | Live |
| UNIF LIMITED | Private company limited by shares | Dissolved |
| GENESIS UNION DEVELOPMENT (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED TOP ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| UNITED WEALTH ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SUN UNIVERSAL LIMITED | Private company limited by shares | Dissolved |
| CHEER UNION AGRICULTURAL DEVELOPMENT (GUANGXI) LIMITED | Private company limited by shares | Dissolved |
| MEGA UNION GROUP HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| GOOD TIME UNIVERSAL LIMITED | Private company limited by shares | Live |
| ZHUHAI UNION LEASING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Union Development Asia Limited | Private company limited by shares | Live |
| UNITED DRAGON TRADING LIMITED | Private company limited by shares | Live |
| SILVER UNIQUE LIMITED | Private company limited by shares | Live |
| UNION KING WORLDWIDE LIMITED | Private company limited by shares | Live |
| UNION FORTUNE FAR EAST LIMITED | Private company limited by shares | Live |
| CAPITAL UNION TRADING LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL ENTERPRISES LIMITED | Private company limited by shares | Live |
| UNION WAY INTERNATIONAL ENTERPRISES LIMITED | Private company limited by shares | Live |
| LION UNIVERSE INT'L DRESS (HK) LIMITED | Private company limited by shares | Dissolved |
| UNIVOX ELECTRICS CO., LIMITED | Private company limited by shares | Dissolved |
| UNION CENTURY HOLDINGS LIMITED | Private company limited by shares | Live |
| SHININGHORSE UNION LIMITED | Private company limited by shares | Live |
| Universal Yoga Asia Limited | Private company limited by shares | Dissolved |
| CHINA UNIVERSE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNITED HILL LIMITED | Private company limited by shares | Live |
| UNION BROTHER (CHINA) LIMITED | Private company limited by shares | Live |
| UNION BROTHER HOLDINGS (CHINA) LIMITED | Private company limited by shares | Live |
| UNION NUCLEAR ENTERPRISE LIMITED | Private company limited by shares | Live |
| UNI-WELL INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| UNION NELSI FASHION HONG KONG LIMITED | Private company limited by shares | Dissolved |
| UNION CENTURY INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| GRAND UNION DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| YESTER UNIVERSAL LIMITED | Private company limited by shares | Live |
| UNION STAR WORLDWIDE LIMITED | Private company limited by shares | Dissolved |
| UNITED HONEST SHIPPING (CHINA) LIMITED | Private company limited by shares | Live |
| POLYRIGHT UNIVERSAL LIMITED | Private company limited by shares | Dissolved |
| Univerx Limited | Private company limited by shares | Live |
| AP UNION INVESTMENT (HK) COMPANY LIMITED | Private company limited by shares | Live |
| UNION SHINE ASIA LIMITED | Private company limited by shares | Dissolved |
| UNI-METAL LIMITED | Private company limited by shares | Dissolved |
| UNION SAILING METAL ALLOYS CO., LIMITED | Private company limited by shares | Live |
| ELITE UNION MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| WEST UNION GROUP LIMITED | Private company limited by shares | Live |
| UNIYOUNG HOLDING LIMITED | Private company limited by shares | Live |
| SOCIAL ENTERPRISES UNION LIMITED | Private company limited by shares | Dissolved |
| UNION HARBOUR DEVELOPMENT LIMITED | Private company limited by shares | Live |
| Unicon Design Limited | Private company limited by shares | Dissolved |
| Union Communication Technology Limited | Private company limited by shares | Dissolved |
| UNIBRIDGE BUSINESS LIMITED | Private company limited by shares | Dissolved |
| WILLIAMSON UNIVERSAL LIMITED | Private company limited by shares | Dissolved |
| UNICORP PROJECTS LIMITED | Private company limited by shares | Dissolved |
| ASIAN UNION INVESTMENTS LIMITED | Private company limited by shares | Live |
| UNION OCEAN (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| UNIWEALTH ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| UNIFY LIMITED | Private company limited by shares | Live |
| UNION PACIFIC GROUP HOLDINGS LIMITED | Private company limited by shares | Live |
| ASPAC Universal Limited | Private company limited by shares | Live |
| UNION CHOICE INC. LIMITED | Private company limited by shares | Dissolved |
| SILVER UNISON LIMITED | Private company limited by shares | Dissolved |
| UNION MICRO-ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| CYBER UNION TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| UNIQUE JOY LIMITED | Private company limited by shares | Dissolved |
| UNION WAY ASIA PACIFIC LIMITED | Private company limited by shares | Dissolved |
| UNICOMP INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| WELL UNION HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| WING YING UNIVERSAL TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIVERSE GROUP HOLDING (ASIA) LIMITED | Private company limited by shares | Dissolved |
| UNION (E & M) ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| UNION OCEAN INDUSTRIAL (HK) LIMITED | Private company limited by shares | Dissolved |
| JET UNION (HK) LIMITED | Private company limited by shares | Live |
| UNIVERSAL PRESTIGE OUTLET LIMITED | Private company limited by shares | Live |
| Unicon Pacific Company Limited | Private company limited by shares | Dissolved |
| UNION SKY CORPORATION LIMITED | Private company limited by shares | Dissolved |
| UNI-GAIN LIMITED | Private company limited by shares | Dissolved |
| UNITED PLAN LIMITED | Private company limited by shares | Live |
| UNISON FOUNDATION LIMITED | Private company limited by shares | Dissolved |
| UNION LINK INVESTMENT DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNION SYSTEM H.K LIMITED | Private company limited by shares | Dissolved |
| ALUMINUM UNION TRADING LIMITED | Private company limited by shares | Dissolved |
| HONG KONG YOUTHS UNIFIED ASSOCIATION LIMITED | Company limited by guarantee | Live |
| NINGBO KORRECT UNION CO., LIMITED | Private company limited by shares | Live |
| UNITED STAR JD ENTERPRISES LIMITED | Private company limited by shares | Live |
| LIXIN UNITEDTEX LIMITED | Private company limited by shares | Dissolved |
| UNION RICH MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| CAROLINE UNIVERSAL LIMITED | Private company limited by shares | Dissolved |
| CREDOSYSTEM UNIVERSAL LIMITED | Private company limited by shares | Live |
| SUNFORM UNIVERSAL LIMITED | Private company limited by shares | Dissolved |
| UNION ENVIRONMENT SERVICES LIMITED | Private company limited by shares | Dissolved |
| HOME-TECH UNION MANUFACTORY LIMITED | Private company limited by shares | Live |