| UNITED SMART INC. LIMITED | Private company limited by shares | Live |
| WISE UNION CONSULTANTS LIMITED | Private company limited by shares | Live |
| UNIVERSE ENERGY LIMITED | Private company limited by shares | Dissolved |
| FOCUS UNION TRADING COMPANY LIMITED | Private company limited by shares | Live |
| Union Assistance (HK) Limited | Private company limited by shares | Live |
| DIGGO UNIVERSAL LIMITED | Private company limited by shares | Live |
| UNIBETTER INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Live |
| Waldo United-Hong Kong Limited | Private company limited by shares | Live |
| UNIVERSAL TRADING COMPANY HONG KONG LIMITED | Private company limited by shares | Live |
| International Copyright Union Co., Limited | Private company limited by shares | Live |
| INTRO UNION ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| UNISON INDUSTRY LIMITED | Private company limited by shares | Live |
| UNIVERSAL PRINTING LIMITED | Private company limited by shares | Live |
| UNITED CROWN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Oceanus Union Co., Limited | Private company limited by shares | Live |
| HongKong Tri Union Trading and Commerce Limited | Private company limited by shares | Dissolved |
| CWM UNIVERSAL LIMITED | Private company limited by shares | Live |
| UNIQUELY INDUSTRIAL LIMITED | Private company limited by shares | Live |
| UNI-BROTHERS CO., LIMITED | Private company limited by shares | Live |
| DRAGONS UNION INTERNATIONAL GROUP MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| UNION CHAMPION (ASIA) LIMITED | Private company limited by shares | Live |
| UNION (HK) INVESTMENT LIMITED | Private company limited by shares | Live |
| RIG UNITED LIMITED | Private company limited by shares | Live |
| FULL UNION LIMITED | Private company limited by shares | Live |
| FIRST UNIVERSE INC LIMITED | Private company limited by shares | Live |
| Universal of Hong Kong Limited | Private company limited by shares | Live |
| Leader Uni-Tech (HK) Co., Limited | Private company limited by shares | Live |
| CHINA PLANNER UNION COMPANY LIMITED | Private company limited by shares | Live |
| Creative Union China Limited | Private company limited by shares | Live |
| UNITED TEAM INVESTMENT LIMITED | Private company limited by shares | Live |
| UNION WEALTHY (HK) LIMITED | Private company limited by shares | Live |
| YIWU WELL UNION IMP&EXP CO., LIMITED | Private company limited by shares | Live |
| Advanced Medical Union (HongKong) Co., Limited | Private company limited by shares | Live |
| GRACE UNION DEVELOPMENT LIMITED | Private company limited by shares | Live |
| WISDOM UNIVERSAL TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| UNITED SEA LIMITED | Private company limited by shares | Dissolved |
| United Courier Service Limited | Private company limited by shares | Live |
| UNIVERSE RICH INC LIMITED | Private company limited by shares | Live |
| WORLD UNION LOGISTICS LIMITED | Private company limited by shares | Live |
| TRUTH UNION FREIGHT SERVICES COMPANY LIMITED | Private company limited by shares | Live |
| UNIVERSE SINO INC LIMITED | Private company limited by shares | Live |
| CHINA ADVERTISEMENT MATERIAL UNION SHARE LIMITED | Private company limited by shares | Live |
| UNIVERSE RAINBOW LIMITED | Private company limited by shares | Live |
| CHINA BUSINESS UNION INVESTMENT HOLDINGS LIMITED | Private company limited by shares | Live |
| Marvel Universe (HongKong) Co., Limited | Private company limited by shares | Live |
| GLOBAL UNIVERSAL INC LIMITED | Private company limited by shares | Live |
| UNIVERSAL FORCE LIMITED | Private company limited by shares | Live |
| UNIWEL PETROLEUM EQUIPMENT CO., LIMITED | Private company limited by shares | Live |
| ORIENTAL UNIVERSE INC LIMITED | Private company limited by shares | Live |
| UNITY TRAVEL AUSTRALIA LIMITED | Private company limited by shares | Live |
| INTERNATIONAL HEALTH YANGSHENG INDUSTRY UNION LIMITED | Private company limited by shares | Live |
| Universe of Import&Export Co., Limited | Private company limited by shares | Live |
| HONGKONG UNION PUBLIC TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HONGKONG UNI-COMMERCE CO., LIMITED | Private company limited by shares | Live |
| Finance Universal Limited | Private company limited by shares | Live |
| HK UNION LINK INVESTMENTS LIMITED | Private company limited by shares | Live |
| ASIA UNION INC LIMITED | Private company limited by shares | Live |
| ASIA UNIVERSAL INC LIMITED | Private company limited by shares | Live |
| INTERNATIONAL UNION INC LIMITED | Private company limited by shares | Live |
| WINNY UNIVERSAL LIMITED | Private company limited by shares | Live |
| SINO GOLDEN UNION LIMITED | Private company limited by shares | Live |
| UNIFIED SOLUTIONS LIMITED | Private company limited by shares | Live |
| CHEER UNIVERSE TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| UNITED HILL (CHINA) LIMITED | Private company limited by shares | Dissolved |
| DACHENG UNION CO., LIMITED | Private company limited by shares | Dissolved |
| UNION STEP INVESTMENTS LIMITED | Private company limited by shares | Live |
| Union Luxe Industrial Limited | Private company limited by shares | Live |
| United Power Shareholding Company Limited | Private company limited by shares | Live |
| UNIFIED GLOBAL TRADING LIMITED | Private company limited by shares | Live |
| UNI-CENTURY FINANCE CO. LIMITED | Private company limited by shares | Live |
| UNITY GENERAL TRADING COMPANY LIMITED | Private company limited by shares | Live |
| UNIWELL INTERNATIONAL TRADE (H.K.) CO., LIMITED | Private company limited by shares | Live |
| UNION MINING AND ENERGY ENTERPRISE CO., LIMITED | Private company limited by shares | Live |
| Union International Consultancy Co., Limited | Private company limited by shares | Live |
| Union Imports and Exports Limited | Private company limited by shares | Live |
| RICH UNION INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| SMART UNION INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| UNIS SP Limited | Private company limited by shares | Live |
| Unicron Limited | Private company limited by shares | Live |
| UNIVERSE INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| WEALTH UNION INVESTMENT LIMITED | Private company limited by shares | Live |
| Unimit (Hong Kong) Co., Limited | Private company limited by shares | Live |
| UNION TOP TRADING LIMITED | Private company limited by shares | Live |
| UNITED IDEA LIMITED | Private company limited by shares | Live |
| UNION TEAM CORPORATION LIMITED | Private company limited by shares | Live |
| UNITED TALENT INVESTMENTS LIMITED | Private company limited by shares | Live |
| SMART UNION INC LIMITED | Private company limited by shares | Live |
| PROFESSIONAL UNION LIMITED | Private company limited by shares | Live |
| UNIVERSAL FAR EAST INC LIMITED | Private company limited by shares | Live |
| ASIA UNION LOGISTICS LIMITED | Private company limited by shares | Live |
| UNION ACCESS INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| UNION (CHINA) CONSTRUCTION MACHINERY CO., LIMITED | Private company limited by shares | Live |
| UNIVERSAL STAR CHEM (HONG KONG) LIMITED | Private company limited by shares | Live |
| GREEN UNIVERSAL LIMITED | Private company limited by shares | Live |
| Union Outsourcing Service Co., Limited | Private company limited by shares | Live |
| UNIVERSAL SMART INC LIMITED | Private company limited by shares | Live |
| PROFESSIONAL UNION INC LIMITED | Private company limited by shares | Live |
| UNIVERSAL SMOOTH LIMITED | Private company limited by shares | Live |
| UNION ELITE CAPITAL RESOURCES LIMITED | Private company limited by shares | Live |
| UNION LIGHT INC LIMITED | Private company limited by shares | Live |