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| XINHAI MINING UNION (HK) COMPANY LIMITED | Private company limited by shares | Live |
| Union Biotechnology HK Co., Limited | Private company limited by shares | Live |
| International Business and Trade Union Limited | Private company limited by shares | Live |
| DEYU UNION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Universe (Hong Kong) Environmental Limited | Private company limited by shares | Live |
| CHINA UNION PRESS LIMITED | Private company limited by shares | Live |
| Unicle Company Limited | Private company limited by shares | Live |
| UNION PACKING MACHINERY LIMITED | Private company limited by shares | Live |
| Unique General Limited | Private company limited by shares | Live |
| NEW UNIVERSE HONGKONG TRADING LIMITED | Private company limited by shares | Live |
| UNION EDUCATION GROUP LIMITED | Private company limited by shares | Live |
| UNION JETWAY LIMITED | Private company limited by shares | Live |
| UNISON CREATION LIMITED | Private company limited by shares | Live |
| MARVEL UNITED LIMITED | Private company limited by shares | Live |
| BEST UNIT LIMITED | Private company limited by shares | Live |
| MEDIA UNION LIMITED | Private company limited by shares | Live |
| GET UNIVERSE LIMITED | Private company limited by shares | Live |
| Hongkong United Foison Commercial And Trading Co., Limited | Private company limited by shares | Live |
| UNIVERSAL POWER INVESTMENTS LIMITED | Private company limited by shares | Live |
| UNION TRADING INTERNATIONAL LIMITED | Private company limited by shares | Live |
| HK UNION COMMERCE CO., LIMITED | Private company limited by shares | Live |
| MAX UNION INTERNATIONAL CONSULTING CO., LIMITED | Private company limited by shares | Live |
| HK UNION STEEL LIMITED | Private company limited by shares | Live |
| World competitive sports analysts Union Limited | Private company limited by shares | Live |
| UNICHEM GLOBAL CO., LIMITED | Private company limited by shares | Live |
| Promotion Union Electronic Co., Limited | Private company limited by shares | Live |
| UNION RUBBER INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| New Unimix Limited | Private company limited by shares | Live |
| United Renewables Limited | Private company limited by shares | Live |
| SUNG ART (UNIVERSAL) COMPANY LIMITED | Private company limited by shares | Live |
| MICROS UNION LIMITED | Private company limited by shares | Live |
| ZhongYu Union Group (Hongkong) Limited | Private company limited by shares | Live |
| STARLEX UNIVERSAL LIMITED | Private company limited by shares | Live |
| Ocean Union Technology Engineering Company Limited | Private company limited by shares | Live |
| Digital Universe (Hong Kong) Limited | Private company limited by shares | Live |
| UNIMOBILE HK LIMITED | Private company limited by shares | Live |
| UNION REPAIR LIMITED | Private company limited by shares | Live |
| Asia Universe Chain Investment Management Limited | Private company limited by shares | Live |
| HUGE UNION (HK) LIMITED | Private company limited by shares | Live |
| UNION SAM TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Precontech United Group Limited | Private company limited by shares | Live |
| United Healthcare Pro Limited | Private company limited by shares | Live |
| GLOBAL UNION SHIPPING LIMITED | Private company limited by shares | Live |
| MOVE UNIVERSE TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| UNION BEAUTY DEVELOPMENT LIMITED | Private company limited by shares | Live |
| JTS Unitexlite Limited | Private company limited by shares | Live |
| Union Creation Commercial Limited | Private company limited by shares | Live |
| Unicoflex Company Limited | Private company limited by shares | Live |
| UNIC Holding Limited | Private company limited by shares | Live |
| ASIA UNION INTERNATIONAL TRADE CO., LIMITED | Private company limited by shares | Live |
| BLOOMS UNION CO., LIMITED | Private company limited by shares | Live |
| UNION KINETIC BUSINESS LIMITED | Private company limited by shares | Live |
| Global Beauty Union International Group Limited | Private company limited by shares | Live |
| WORLD UNION INVESTMENT GROUP LIMITED | Private company limited by shares | Live |
| Uniqr (E-Commerce) Company Limited | Private company limited by shares | Live |
| GREATER UNIVERSAL LIMITED | Private company limited by shares | Live |
| Hongkong Chow's Union Limited | Private company limited by shares | Live |
| LITING UNIVERSAL ENTERPRISE LIMITED | Private company limited by shares | Live |
| RISE UNION LIMITED | Private company limited by shares | Live |
| Union Rich Technology Limited | Private company limited by shares | Live |
| Unique Sports Association Limited | Private company limited by shares | Live |
| CENTURY UNION TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Hong Kong universe dragon Limited | Private company limited by shares | Live |
| HONG KONG UNION LEAP COMPANY LIMITED | Private company limited by shares | Live |
| UNITED BEYOND LIMITED | Private company limited by shares | Live |
| UNIVERSE ASIA DEVELOP INVESTMENT LIMITED | Private company limited by shares | Live |
| ASIAN UNION TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| UNION MARVEL INVESTMENT LIMITED | Private company limited by shares | Live |
| UNION PLAZA LIMITED | Private company limited by shares | Live |
| GLORY UNIVERSAL LIMITED | Private company limited by shares | Live |
| CHARM UNION ENGINEERING LIMITED | Private company limited by shares | Live |
| DIAMOND UNION LIMITED | Private company limited by shares | Live |
| UNION WORLD LIMITED | Private company limited by shares | Live |
| CHINA UNION E-COMMERCE LIMITED | Private company limited by shares | Live |
| UNION POND TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| UNION CHEER TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| RICH UNIVERSE TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Unistarshk Holding Limited | Private company limited by shares | Live |
| Grand Union Consulting Limited | Private company limited by shares | Live |
| United Flow Limited | Private company limited by shares | Live |
| United States Zhi Er Shui Shang Safety College Co., Limited | Private company limited by shares | Live |
| Mega Union Global Limited | Private company limited by shares | Live |
| UNIQUE SOLUTION GROUP LIMITED | Private company limited by shares | Live |
| STARS UNIVERSAL INDUSTRY LIMITED | Private company limited by shares | Live |
| UNIVERSE MATERIALS TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Queen Union Technology (HK) Co., Limited | Private company limited by shares | Live |
| MAXTOP UNION INVESTMENT LIMITED | Private company limited by shares | Live |
| WINNER UNION INVESTMENTS LIMITED | Private company limited by shares | Live |
| SUCCESS UNION ENTERPRISES LIMITED | Private company limited by shares | Live |
| HUI'S UNION COMPANY LIMITED | Private company limited by shares | Live |
| STAR UNION TRADING LIMITED | Private company limited by shares | Live |
| M5 UNIVERSAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Unidom Trade Limited | Private company limited by shares | Live |
| HONG KONG UNION INDUSTRIES LIMITED | Private company limited by shares | Live |
| UNINTERIOR COMPANY LIMITED | Private company limited by shares | Live |
| UNION STAR HONG KONG DEVELOPMENT LIMITED | Private company limited by shares | Live |
| Chips Union Technology Co., Limited | Private company limited by shares | Live |
| AI UNITED GROUP LIMITED | Private company limited by shares | Live |
| Hong Kong Asia Union International Company Limited | Private company limited by shares | Live |