| TRIDENT UNION CO., LIMITED | Private company limited by shares | Live |
| Bestsell union industrial Limited | Private company limited by shares | Live |
| EXCEL UNION INVESTMENT LIMITED | Private company limited by shares | Live |
| FZ UNION SHIPPING CO., LIMITED | Private company limited by shares | Live |
| YIWU VICTORY UNION EXPORT AND IMPORT COMPANY LIMITED | Private company limited by shares | Live |
| New Create Union International Limited | Private company limited by shares | Live |
| New Gold Union International Limited | Private company limited by shares | Live |
| UNION YOUNG TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| HK LIFE PLANNING CONSULTANT UNION LIMITED | Company limited by guarantee | Live |
| Gold Union Capital Limited | Private company limited by shares | Live |
| GRACE UNION CORPORATION LIMITED | Private company limited by shares | Live |
| JOYFUL UNION INTERNATIONAL LIMITED | Private company limited by shares | Live |
| UNION PEOPLE TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| GLOBAL UNION INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| CHEE UNION TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| MAKERS UNION LIMITED | Private company limited by shares | Live |
| Union Asia Scheme SPC Limited | Private company limited by shares | Live |
| FIRST UNION POSTAL TRANSPORT CO., LIMITED | Private company limited by shares | Live |
| STARWORLD UNION LIMITED | Private company limited by shares | Live |
| UNION MAN LIMITED | Private company limited by shares | Live |
| AspireT Union Holdings Limited | Private company limited by shares | Live |
| Chinese Online Anti-Piracy Union Limited | Private company limited by shares | Live |
| Union Sun Communications Limited | Private company limited by shares | Live |
| UNION OPTI INTERNATIONAL TRADE CO., LIMITED | Private company limited by shares | Live |
| Union Charitable Foundation Limited | Company limited by guarantee | Live |
| TRIUMPH UNION INTERNATIONAL LIMITED | Private company limited by shares | Live |
| UNION MAXWELL TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SELLERS UNION IMP&EXP CO., LIMITED | Private company limited by shares | Live |
| FAR EAST UNION GARMENT ACCESSORIES COMPANY LIMITED | Private company limited by shares | Live |
| FE UNION GROUP LIMITED | Private company limited by shares | Live |
| UNION WAVE TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Western Union International Group Limited | Private company limited by shares | Live |
| CHINA UNION COSMETICS GROUP LIMITED | Private company limited by shares | Live |
| HONG KONG GLORY UNION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Union Consultant & Service Company Limited | Private company limited by shares | Live |
| CHINA HK XIONG RUN UNION INVESTMENT GUARANTEE LIMITED | Private company limited by shares | Live |
| GIANT UNION INDUSTRIAL GROUP (HK) LIMITED | Private company limited by shares | Live |
| YIELD UNION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ROAD UNION LIMITED | Private company limited by shares | Live |
| UNION YAT TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| China Writers Union Press Company Limited | Private company limited by shares | Live |
| Union P2P Service Limited | Private company limited by shares | Live |
| UNION ASIA LIMITED | Private company limited by shares | Live |
| UNION PETROCHEMICAL CO., LIMITED | Private company limited by shares | Live |
| Union Creative Investment Asia Limited | Private company limited by shares | Live |
| NH SUPPLY UNION LIMITED | Private company limited by shares | Live |
| HOLY UNION LIMITED | Private company limited by shares | Live |
| TOTAL UNION TRADING LIMITED | Private company limited by shares | Live |
| UNION STAR SCIENCE AND TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| UNION STATE TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| UNION BUILDING MATERIAL INDUSTRY LIMITED | Private company limited by shares | Live |
| WIDE UNION TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| TRUE UNION CORPORATION LIMITED | Private company limited by shares | Live |
| Esports Union Limited | Company limited by guarantee | Live |
| HONG KONG TRI UNION RESOURCES LIMITED | Private company limited by shares | Live |
| ADVANCE UNION INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| Hong Kong Union Capital Company Limited | Private company limited by shares | Live |
| UNION SERIES LIMITED | Private company limited by shares | Live |
| QUEEN UNION TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| CHINA INTERNATIONAL GRAPHENE INDUSTRY UNION LIMITED | Private company limited by shares | Live |
| UNION COUNTRY LIMITED | Private company limited by shares | Live |
| Union Fire Protection Technology Company Limited | Private company limited by shares | Live |
| Union (Hong Kong) Business Trading Limited | Private company limited by shares | Live |
| UNION TENDER LIMITED | Private company limited by shares | Live |
| LIDA UNION LIMITED | Private company limited by shares | Live |
| AERO UNION SERVICES LIMITED | Private company limited by shares | Live |
| Union Link Asia Holdings Limited | Private company limited by shares | Live |
| WELL UNION INC. LIMITED | Private company limited by shares | Live |
| UNION FULLRICH TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Fai Union Development Limited | Private company limited by shares | Live |
| TOURISM GREEN UNION LIMITED | Private company limited by shares | Live |
| GREAT UNION TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| EVER UNION TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| UNION WIN GROUP LIMITED | Private company limited by shares | Live |
| PINE UNION TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Union Fu Wah International Limited | Private company limited by shares | Live |
| UNION WORLD DEVELOPMENT LIMITED | Private company limited by shares | Live |
| ASIA UNION HOLDINGS LIMITED | Private company limited by shares | Live |
| UNION CREATION TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| UNION FULL TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| UNION KENT TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| UNION TOPSTAR TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| UNION WAY CREDIT (TST) LIMITED | Private company limited by shares | Live |
| UNION WAY CREDIT (SS) LIMITED | Private company limited by shares | Live |
| Commercial Union Charity Association Limited | Company limited by guarantee | Live |
| RICH UNION GROUP HOLDING LIMITED | Private company limited by shares | Live |
| unionbro electronics co., Limited | Private company limited by shares | Live |
| MASS UNION LIMITED | Private company limited by shares | Live |
| HARVEST UNION LIMITED | Private company limited by shares | Live |
| Chinese Family Office Union Limited | Private company limited by shares | Live |
| WEALTH UNION PROPERTIES LIMITED | Private company limited by shares | Live |
| SOUTH UNION INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Champion Union HK Holdings Limited | Private company limited by shares | Live |
| NEW UNION CENTURY LIMITED | Private company limited by shares | Live |
| UNION PROPERTY MANAGEMENT LIMITED | Private company limited by shares | Live |
| BEST UNION LEADER LIMITED | Private company limited by shares | Live |
| UNION SINO ENTERPRISES LIMITED | Private company limited by shares | Live |
| Asia Union Financial Technology Co., Limited | Private company limited by shares | Live |
| Asia Union Financial Group Co., Limited | Private company limited by shares | Live |
| UNION SAGE LIMITED | Private company limited by shares | Live |