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| ACE UNION GLOBAL LIMITED | Private company limited by shares | Live |
| Union International Intelligent Machinery Development Limited | Private company limited by shares | Live |
| UNICARE MEDICAL MANAGEMENT LIMITED | Private company limited by shares | Live |
| China Famous Artists United Painting & Calligraphy Art Institute Co., Limited | Private company limited by shares | Live |
| UNIVERSE MEGA SHIPPING CO., LIMITED | Private company limited by shares | Live |
| UNITEDLEX COMPANY LIMITED | Private company limited by shares | Live |
| UNION PROFIT TRADING LIMITED | Private company limited by shares | Live |
| UNION JEWELRY & ACCESSORIES TRADING CO., LIMITED | Private company limited by shares | Live |
| UNION ADVANTAGE LIMITED | Private company limited by shares | Live |
| Universal Power Train Shares Limited | Private company limited by shares | Live |
| CHINESE CHRISTIAN & MISSIONARY ALLIANCE UNITED GOSPEL CHURCH WHAMPOA LIMITED -THE- | Company limited by guarantee | Live |
| UNION SERVICE (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| Universal Internet Limited | Private company limited by shares | Live |
| HK Union Mine Company Limited | Private company limited by shares | Live |
| Union Trible Limited | Private company limited by shares | Live |
| Universal Unite Wealth Management Limited | Private company limited by shares | Live |
| CHINA OF UNION GROUP LIMITED | Private company limited by shares | Live |
| Center Unique Co., Limited | Private company limited by shares | Live |
| Uni-arb Consultancy Limited | Private company limited by shares | Live |
| UNION HILLS TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Global Union Association Limited | Company limited by guarantee | Live |
| Jetway United Company Limited | Private company limited by shares | Live |
| ZOOXIN UNIVERSAL LIMITED | Private company limited by shares | Live |
| ARTPOOL UNIVERSAL LIMITED | Private company limited by shares | Live |
| PROCAMS TECH UNITED LIMITED | Private company limited by shares | Live |
| UNION WEALTH INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Founder Union Limited -The- | Private company limited by shares | Live |
| WORLD UNION TRADING LIMITED | Private company limited by shares | Live |
| MEGA UNITED TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK UNI-WORLD TRADE LIMITED | Private company limited by shares | Live |
| Universal Notes Limited | Private company limited by shares | Live |
| Universal Enterprise Limited | Private company limited by shares | Live |
| UNI-CREATOR ENTERPRISE LIMITED | Private company limited by shares | Live |
| Lichuang Union Asia Pacific Limited | Private company limited by shares | Live |
| Universal Workshop Limited | Private company limited by shares | Live |
| ACE UNION LIMITED | Private company limited by shares | Live |
| Union Read (Hong Kong) Co., Limited | Private company limited by shares | Live |
| Universe International (HK) Trading Limited | Private company limited by shares | Live |
| UNITED CAP LIMITED | Private company limited by shares | Live |
| Unison International Trading Co., Limited | Private company limited by shares | Live |
| United Tech Resources Limited | Private company limited by shares | Live |
| Unitech Construction Company Limited | Private company limited by shares | Live |
| MULTI UNION ELECTRONICS LIMITED | Private company limited by shares | Live |
| UNION INTELLIGENCE LIMITED | Private company limited by shares | Live |
| Full Union Holdings Limited | Private company limited by shares | Live |
| Unique Health Limited | Private company limited by shares | Live |
| UNIGRIT (ASIA) LIMITED | Private company limited by shares | Live |
| Everbest Union Investment Limited | Private company limited by shares | Live |
| Unique Care Limited | Private company limited by shares | Live |
| Talent United Holding Limited | Private company limited by shares | Live |
| UNION PAGE PERIODICAL OFFICE LIMITED | Private company limited by shares | Live |
| Biosafety Union Corporation Limited | Private company limited by shares | Live |
| Union Media (HK) Limited | Private company limited by shares | Live |
| Bar Union Limited | Private company limited by shares | Live |
| Pacific Union Global Limited | Private company limited by shares | Live |
| FAITHFUL UNION INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SUPER UNION DIGITAL CO., LIMITED | Private company limited by shares | Live |
| UNIQUE ENTERPRISE HK COMPANY LIMITED | Private company limited by shares | Live |
| MAN UNION TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Go Aboard United Limited | Private company limited by shares | Live |
| TOP UNITED COMMERCIAL LIMITED | Private company limited by shares | Live |
| CPB United CHN Asset Shares Limited | Private company limited by shares | Live |
| Titan Universal Limited | Private company limited by shares | Live |
| SUCCESS UNION TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| UNITED SEA INVESTMENTS LIMITED | Private company limited by shares | Live |
| Union Professional Advisory Limited | Private company limited by shares | Live |
| Sports Union Company Limited | Private company limited by shares | Live |
| Unisense Limited | Private company limited by shares | Live |
| Union Remittance Limited | Private company limited by shares | Live |
| Universal Magnetic Limited | Private company limited by shares | Live |
| ARTISTIC VISION UNIVERSE COMPANY LIMITED | Private company limited by shares | Live |
| Commercial Union (HK) Co., Limited | Private company limited by shares | Live |
| Unified Finance Limited | Private company limited by shares | Live |
| UNION MANAGEMENT HK LIMITED | Private company limited by shares | Live |
| ONE UNIVERSE CONSULTING GROUP LIMITED | Private company limited by shares | Live |
| Unisail Limited | Private company limited by shares | Live |
| UNION ENGINEERING CONSTRUCTION LIMITED | Private company limited by shares | Live |
| SMART UNIVERSE LIMITED | Private company limited by shares | Live |
| ASSOCIATED UNION (HK) LIMITED | Private company limited by shares | Live |
| THERMAL UNION LIMITED | Private company limited by shares | Live |
| UNITECH TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Matrix Union Limited | Private company limited by shares | Live |
| Uniqueoption Limited | Private company limited by shares | Live |
| UNION GLORY INT'L SHIPPING LIMITED | Private company limited by shares | Live |
| VIC UNION LIMITED | Private company limited by shares | Live |
| G UNISON CO., LIMITED | Private company limited by shares | Live |
| CHINA ARABIAN GALLON CAPITAL UNITED E.C.S.INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| Ever Union Group Company Limited | Private company limited by shares | Live |
| HONG KONG UNION MEDICAL LABORATORY LIMITED | Private company limited by shares | Live |
| UNIVERSAL VEHICLE LIMITED | Private company limited by shares | Live |
| UNITED DIGITAL HEALTH LIMITED | Private company limited by shares | Live |
| Zhongtai Intelligent Union International Limited | Private company limited by shares | Live |
| Love Union Limited | Private company limited by shares | Live |
| CITY UNION TRADING LIMITED | Private company limited by shares | Live |
| SHENZHEN UNI-MEDICA TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| UNI-SUCCESS ENGINEERING LIMITED | Private company limited by shares | Live |
| UNITY SALON LIMITED | Private company limited by shares | Live |
| UNION WELL TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| JOY UNITED GROUP HOLDING LIMITED | Private company limited by shares | Live |