| UNION BEST INVESTMENT LIMITED | Private company limited by shares | Live |
| Eurasia Business Union Co., Limited | Private company limited by shares | Live |
| UNION VAST (HONG KONG) LIMITED | Private company limited by shares | Live |
| UNION SURPLUS ENTERPRISES LIMITED | Private company limited by shares | Live |
| SHARP UNION INTERNATIONAL HOLDINGS LIMITED | Private company limited by shares | Live |
| CROWN UNION TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| UNION BRIGHT ENTERPRISES LIMITED | Private company limited by shares | Live |
| Union Work Company Limited | Private company limited by shares | Live |
| UNION ELEMENT LIMITED | Private company limited by shares | Live |
| UNION WEALTH (HONG KONG) LIMITED | Private company limited by shares | Live |
| Union Mineral Resources Limited | Private company limited by shares | Live |
| Ally Union International Company Limited | Private company limited by shares | Live |
| ULTRA TRADE UNION LIMITED | Private company limited by shares | Live |
| INTERNATIONAL FINANCIAL UNION LIMITED | Private company limited by shares | Live |
| Junfeng(HK)Royal Union Investment Holding Group Limited | Private company limited by shares | Live |
| UNION SHARP LIMITED | Private company limited by shares | Live |
| UNION LAKES TRADING COMPANY LIMITED | Private company limited by shares | Live |
| UNION STAR MEGA TRADE LIMITED | Private company limited by shares | Live |
| HONEST UNION LIMITED | Private company limited by shares | Live |
| UNION FANCY INVESTMENTS LIMITED | Private company limited by shares | Live |
| Union Express Assets Limited | Private company limited by shares | Live |
| GREAT UNION INVESTMENT LIMITED | Private company limited by shares | Live |
| Fortune Union Shipping Limited | Private company limited by shares | Live |
| INTERNATIONAL UNION REPRODUCTIVE HEALTH LIMITED | Private company limited by shares | Live |
| UNION WORLD TRADING LIMITED | Private company limited by shares | Live |
| CHINA UNION INVESTMENT GROUP LIMITED | Private company limited by shares | Live |
| HI TECH UNION LIMITED | Private company limited by shares | Live |
| UNION PROFIT HONG KONG DEVELOPMENT LIMITED | Private company limited by shares | Live |
| Flourishing Union Company Limited | Company limited by guarantee | Live |
| UNION TOPPER HOLDINGS LIMITED | Private company limited by shares | Live |
| UNION MEDICAL MANAGED CARE BETA LIMITED | Private company limited by shares | Live |
| SILVER UNION ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| West Union Global Limited | Private company limited by shares | Live |
| UNION MEDICAL TECH LIMITED | Private company limited by shares | Live |
| UNION LINK CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| UNION PROIFT TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| UNION BRAND TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| GALAXY UNION INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| UNION SOURCE INDUSTRIES LIMITED | Private company limited by shares | Live |
| RIGHT UNION (ASIA) LIMITED | Private company limited by shares | Live |
| TRANS-AM UNION LIMITED | Private company limited by shares | Live |
| China Cat Union Limited | Private company limited by shares | Live |
| UNION CARGO (HK) LIMITED | Private company limited by shares | Live |
| UNION BLUE IMP&EXP CO., LIMITED | Private company limited by shares | Live |
| Union Iris International Trading Co., Limited | Private company limited by shares | Live |
| UNION FIRST TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| INTERNATIONAL INTEGRATED HEALTH UNION LIMITED | Private company limited by shares | Live |
| BRO UNION (HK) LIMITED | Private company limited by shares | Live |
| SKY UNION CONCEPT LIMITED | Private company limited by shares | Live |
| SUN UNION HONG KONG GROUP LIMITED | Private company limited by shares | Live |
| WELL UNION ENTERPRISES LIMITED | Private company limited by shares | Live |
| WORLD RESOURCES UNION LIMITED | Private company limited by shares | Live |
| WELL UNION CORPORATION LIMITED | Private company limited by shares | Live |
| UNION LUCK ENTERPRISE LIMITED | Private company limited by shares | Live |
| Union Gene (Hongkong) Holding Limited | Private company limited by shares | Live |
| UNION FASHION TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SUN UNION INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| SUN UNION HONG KONG INVESTMENT LIMITED | Private company limited by shares | Live |
| ISRAEL UNION BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| UNION MAKER INDUSTRIAL LIMITED | Private company limited by shares | Live |
| EXCEL UNION INC. LIMITED | Private company limited by shares | Live |
| UNION BEST INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| CHINA UNION ETRADE LIMITED | Private company limited by shares | Live |
| FAR EAST WEALTHY UNION LIMITED | Private company limited by shares | Live |
| INTER RICH UNION LIMITED | Private company limited by shares | Live |
| INTER UNION RICH LIMITED | Private company limited by shares | Live |
| GRAND UNION MEGA TRADE LIMITED | Private company limited by shares | Live |
| GOLDEN UNION DYNASTY LIMITED | Private company limited by shares | Live |
| INTER TRANS UNION LIMITED | Private company limited by shares | Live |
| TOP UNION INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| FAST UNION TECHNOLOGY & TRADING (HK) LIMITED | Private company limited by shares | Live |
| UNION BUSINESS INDUSTRY HOLDINGS LIMITED | Private company limited by shares | Live |
| CHINA PROLACTIN DIVISION UNION LIMITED | Private company limited by shares | Live |
| UNION PARTNER LIMITED | Private company limited by shares | Live |
| STEP UNION (HK) LIMITED | Private company limited by shares | Live |
| Union Exceet Limited | Private company limited by shares | Live |
| WORLD OUTSTANDING CHINESE UNION ASSOCIATION LIMITED | Private company limited by shares | Live |
| Union Blue Holdings Limited | Private company limited by shares | Live |
| Hongkong Union Commercial And Trading Co., Limited | Private company limited by shares | Live |
| STEP UNION INTERNATIONAL LIMITED | Private company limited by shares | Live |
| UNION PACIFIC TRADING LIMITED | Private company limited by shares | Live |
| HONGKONG XINBAIQIANG AUTO PARTS UNION SHARES LIMITED | Private company limited by shares | Live |
| UNION FASHION TEXTILE LIMITED | Private company limited by shares | Live |
| ART UNION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| UNION TOP INTERNATIONAL CAPITAL LIMITED | Private company limited by shares | Live |
| GOLDEN UNION INVESTMENT HONG KONG LIMITED | Private company limited by shares | Live |
| ORIENTAL EVER UNION LIMITED | Private company limited by shares | Live |
| EASON UNION LIMITED | Private company limited by shares | Live |
| UNION TREND INTERNATIONAL CAPITAL LIMITED | Private company limited by shares | Live |
| Silk Road International Business Union Limited | Private company limited by shares | Live |
| Friendly Union Services Limited | Private company limited by shares | Live |
| Union Technology Platform Limited | Private company limited by shares | Live |
| WIN UNION INC. LIMITED | Private company limited by shares | Live |
| UNION LITE LIMITED | Private company limited by shares | Live |
| ACE UNION ENTERPRISES LIMITED | Private company limited by shares | Live |
| UNION LINK LIMITED | Private company limited by shares | Live |
| LUCKY UNION ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| INTER EVER UNION LIMITED | Private company limited by shares | Live |
| CROWN UNION (HK) LIMITED | Private company limited by shares | Live |
| MASTER UNION TRADING LIMITED | Private company limited by shares | Live |