| DYNASTY UNIVERSAL LIMITED | Private company limited by shares | Live |
| UNION SKY CREATION LIMITED | Private company limited by shares | Live |
| UNITED FORCE INVESTMENTS LIMITED | Private company limited by shares | Live |
| New Century Union Holdings Group Limited | Private company limited by shares | Live |
| UNION WISE FOOD AND CATERING GROUP LIMITED | Private company limited by shares | Live |
| United WW Company Limited | Private company limited by shares | Live |
| GOOD UNION CONSTRUCTION (CHINA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED FACTORY EXPORTING LIMITED | Private company limited by shares | Live |
| INTERNATIONAL CREATIVE INDUSTRY UNION LIMITED | Private company limited by shares | Live |
| UNIQUEDECO LIGHTING CO., LIMITED | Private company limited by shares | Live |
| Unimines Limited | Private company limited by shares | Dissolved |
| STAR UNION CORPORATION LIMITED | Private company limited by shares | Live |
| UNION BUSINESS SERVICE COMPANY LIMITED | Private company limited by shares | Dissolved |
| KONG UNION MANAGEMENT LIMITED | Private company limited by shares | Live |
| UNION SKY TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| FUXIANG & DONGRUI UNITED COMPANY LIMITED | Private company limited by shares | Live |
| K&M Union (Asia) Company Limited | Private company limited by shares | Live |
| Ever Union Medical Group Limited | Private company limited by shares | Live |
| Ever Union Medical Services Group Limited | Private company limited by shares | Live |
| CREATICH UNION LIMITED | Private company limited by shares | Live |
| UNIQUE CADEAU LIMITED | Private company limited by shares | Live |
| TIP TOP UNION LIMITED | Private company limited by shares | Live |
| Unitopcn Technology Co., Limited | Private company limited by shares | Live |
| UNIVERSE CITIZEN LIMITED | Private company limited by shares | Live |
| MOMENTIVE UNION SPECIALTY CHEMICALS LIMITED | Private company limited by shares | Live |
| GRAND UNITED NETWORKS LIMITED | Private company limited by shares | Dissolved |
| Global Union Motors Limited | Private company limited by shares | Dissolved |
| Union Dry Goods Limited | Private company limited by shares | Live |
| UNION WORLDWIDE ELECTRONIC TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| CHINA UNIMPEDED FLOURISHING INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Live |
| Tsinghua University Education Group Limited | Private company limited by shares | Live |
| INTERNATIONAL UNION OF PHOTOGRAPHERS LIMITED | Private company limited by shares | Live |
| UNIC ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| HUA AI UNION CO., LIMITED | Private company limited by shares | Dissolved |
| WORLD EMINENT ZS ENTREPRENEUR UNION LIMITED | Private company limited by shares | Dissolved |
| UNION GROUP TRADING (YI WU) COMPANY LIMITED | Private company limited by shares | Live |
| SUPER UNION GROUP (HK) CO., LIMITED | Private company limited by shares | Live |
| FAME UNION CORPORATION LIMITED | Private company limited by shares | Live |
| UNION SPECIAL LIMITED | Private company limited by shares | Live |
| Max Union International Holding Limited | Private company limited by shares | Live |
| UNIVERSE ACCESSORIES LIMITED | Private company limited by shares | Live |
| UNION T&H HONG KONG CO., LIMITED | Private company limited by shares | Live |
| Unionsnab Limited | Private company limited by shares | Dissolved |
| UNION EASTERN GATE LIMITED | Private company limited by shares | Live |
| LMS Universal Trading Limited | Private company limited by shares | Dissolved |
| United Continent Holding Limited | Private company limited by shares | Live |
| UNION (GERMANY) AUTO PARTS ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| CHINA UNION INT'L DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| PINE UNION CORPORATION LIMITED | Private company limited by shares | Dissolved |
| UNION CHINA ENGINEERING LIMITED | Private company limited by shares | Live |
| METRO UNIVERSAL LIMITED | Private company limited by shares | Live |
| STAR UNION HONG KONG INVESTMENT LIMITED | Private company limited by shares | Live |
| UNION SUNSHINE LIMITED | Private company limited by shares | Live |
| UNION GOAL LIMITED | Private company limited by shares | Live |
| WORLD UNION INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| HEAD UNION DEVELOPMENT LIMITED | Private company limited by shares | Live |
| MEGA UNION TECHNOLOGY DEVELOPMENT LIMITED | Private company limited by shares | Live |
| KEY UNION ENGINEERING LIMITED | Private company limited by shares | Live |
| UNION CHINA DEVELOPMENT LIMITED | Private company limited by shares | Live |
| FULL UNION ENTERPRISES LIMITED | Private company limited by shares | Live |
| UNION BRIGHT INTERNATIONAL PROPERTIES LIMITED | Private company limited by shares | Live |
| UNION INTERNATIONAL LOGISTICS LIMITED | Private company limited by shares | Live |
| UNION TRADE ENTERPRISES LIMITED | Private company limited by shares | Live |
| BEST UNION (H.K.) LIMITED | Private company limited by shares | Live |
| ASIA UNION INTERNATIONAL LIMITED | Private company limited by shares | Live |
| BEST UNION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNION GOLD HOLDINGS LIMITED | Private company limited by shares | Live |
| UNION GOLD TRADING LIMITED | Private company limited by shares | Live |
| Blessed Harvest Universal Limited | Private company limited by shares | Live |
| UNIQUE CHINA LIMITED | Private company limited by shares | Live |
| HERO UNITED LIMITED | Private company limited by shares | Live |
| GREEN UNION LIMITED | Private company limited by shares | Live |
| Insurance Union Company Limited | Private company limited by shares | Live |
| Yoga Union Limited | Private company limited by shares | Live |
| UNITED NATIONS EMERGENCY RELIEF MATERIAL CIRCULATION COMPANY LIMITED | Private company limited by shares | Live |
| GOOD UNION INVESTMENTS LIMITED | Private company limited by shares | Live |
| GREAT UNION CHINA LIMITED | Private company limited by shares | Live |
| UNION NATION (CHINA) LIMITED | Private company limited by shares | Live |
| CHINA SUPER CAR UNION CO., LIMITED | Private company limited by shares | Live |
| UNITED SKY TRADING LIMITED | Private company limited by shares | Live |
| UNION SAILS INTERNATIONAL LIMITED | Private company limited by shares | Live |
| UNION CHINA CORPORATION LIMITED | Private company limited by shares | Live |
| ASIA UNION LIMITED | Private company limited by shares | Live |
| CLOUD UNION ELECTRONIC CO., LIMITED | Private company limited by shares | Live |
| UNION TRADE GROUP LIMITED | Private company limited by shares | Dissolved |
| GOOD UNIVERSAL TRADING LIMITED | Private company limited by shares | Dissolved |
| MARKET UNION GROUP LIMITED | Private company limited by shares | Live |
| UNIVERSE LIGHTING CO., LIMITED | Private company limited by shares | Dissolved |
| GLOBAL UNI-TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| UNION COMMODITIES LIMITED | Private company limited by shares | Live |
| Pure Union Technology Limited | Private company limited by shares | Dissolved |
| CHINA WINE UNITED EXCHANGE LIMITED | Private company limited by shares | Live |
| DIGITAL UNION GROUP (CHINA) LIMITED | Private company limited by shares | Live |
| CROWN UNIONS LIMITED | Private company limited by shares | Live |
| HK UNITECH TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Union Gospel Fellowship Limited | Company limited by guarantee | Live |
| UNION BUSINESS INDUSTRY LIMITED | Private company limited by shares | Live |
| FULLRICH UNION LIMITED | Private company limited by shares | Live |
| Forest Union Enterprise (HK) Co., Limited | Private company limited by shares | Live |
| PACIFIC UNITY LIMITED | Private company limited by shares | Live |