| UNION CITY TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| EVER UNION ELECTRONICS COMPANY LIMITED | Private company limited by shares | Live |
| FORTUNE UNION INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| HARVEST UNION INVESTMENT LIMITED | Private company limited by shares | Live |
| UNION ALPHA CHINA LIMITED | Private company limited by shares | Live |
| EXCEL UNION INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNION EAST DEVELOPMENT LIMITED | Private company limited by shares | Live |
| UNION FAITH FAR EAST INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SILVER UNION HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| UNION TRAVEL COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION HORSE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNION KING CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| GROSS UNION LIMITED | Private company limited by shares | Dissolved |
| FAST UNION LIMITED | Private company limited by shares | Dissolved |
| SOLAR UNION LIMITED | Private company limited by shares | Dissolved |
| SKY UNION INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| ETERNAL UNION LIMITED | Private company limited by shares | Dissolved |
| UNION FIRST ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| UNIONUP INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNION WAY ASIA LIMITED | Private company limited by shares | Live |
| UNION UP LIMITED | Private company limited by shares | Live |
| UNION LASER SURGERY CLINIC LIMITED | Private company limited by shares | Dissolved |
| UNION GOLDEN DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNION EXPERT ENTERPRISES LIMITED | Private company limited by shares | Live |
| HALL UNION LIMITED | Private company limited by shares | Dissolved |
| START UNION LIMITED | Private company limited by shares | Live |
| VOGUE UNION LIMITED | Private company limited by shares | Dissolved |
| UNION EXPERT INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| UNION KINGDOM (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| UNION GOLDEN INTERNATIONAL LIMITED | Private company limited by shares | Live Commenced dormancy on 13-Mar-2002 |
| SUCCESS UNION HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| TALENT UNION DEVELOPMENT LIMITED | Private company limited by shares | Live |
| GLOBAL UNION DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNIONWISE SHIPPING LIMITED | Private company limited by shares | Dissolved |
| HARVEST UNION DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| JOY UNION LIMITED | Private company limited by shares | Dissolved |
| RICH UNION DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNION ALPHA HUMAN RESOURCES LIMITED | Private company limited by shares | Live |
| UNION EXPANSION INSURANCE CO. LIMITED | Private company limited by shares | Dissolved |
| MEGA UNION HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| UNION SUPPLY TRADING LIMITED | Private company limited by shares | Live |
| SUCCESS UNION ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| MEGA UNION TRADING LIMITED | Private company limited by shares | Dissolved |
| HONOUR UNION HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| WISE UNION CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| UNION FULL LIMITED | Private company limited by shares | Dissolved |
| UNION ALPHA (HONG KONG) LIMITED | Private company limited by shares | Live |
| PACIFIC UNION ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| MAJOR UNION LIMITED | Private company limited by shares | Dissolved |
| SUN UNION INTERNATIONAL SHIPPING LIMITED | Private company limited by shares | Live |
| UNION DRAGON INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNION ASIAN TRADING LIMITED | Private company limited by shares | Dissolved |
| JOY UNION DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| JOY UNION ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| JADE UNION LIMITED | Private company limited by shares | Dissolved |
| WIN UNION LIMITED | Private company limited by shares | Dissolved |
| UNION ISLAND LIMITED | Private company limited by shares | Dissolved |
| SUCCESS UNION TRADING LIMITED | Private company limited by shares | Dissolved |
| JOY UNION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| GRAND UNION SHIPPING LIMITED | Private company limited by shares | Dissolved |
| MAGIC UNION HOLDINGS LIMITED | Private company limited by shares | Live |
| MAGIC UNION ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SUMMIT UNION LIMITED | Private company limited by shares | Live |
| CHINA H.K. UNION INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| CHINA H.K. UNION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNION SUPPLY HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| UNION SUPPLY CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| MAGIC UNION INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SUCCESS UNION CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| UNION REGENT TRADING LIMITED | Private company limited by shares | Dissolved |
| SMOOTH UNION CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| Union Professional Secretaries Limited | Private company limited by shares | Live |
| UNION LEGEND DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNION BILLION LIMITED | Private company limited by shares | Dissolved |
| UNION RANK ENTERPRISE LIMITED | Private company limited by shares | Live |
| UNION SONIC INTERNATIONAL LIMITED | Private company limited by shares | Live |
| RIGHT UNION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNION MASTER INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CONCEPT UNION INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNION ORIENTAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNION CREATION LIMITED | Private company limited by shares | Live |
| VOICE UNION LIMITED | Private company limited by shares | Live |
| UNION WARD LIMITED | Private company limited by shares | Dissolved |
| SUCCESS UNION (HONG KONG) LIMITED | Private company limited by shares | Live Commenced dormancy on 23-Feb-2009 |
| UNION EASE LIMITED | Private company limited by shares | Live |
| UNION EMPIRE LIMITED | Private company limited by shares | Dissolved |
| UNION LUCKY LIMITED | Private company limited by shares | Dissolved |
| UNION MERIT LIMITED | Private company limited by shares | Dissolved |
| UNION JUMBO LIMITED | Private company limited by shares | Dissolved |
| UNION VENTURE LIMITED | Private company limited by shares | Live |
| NINTH UNION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNION WEALTH (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| UNION POND LIMITED | Private company limited by shares | Dissolved |
| POWER UNION TRADING LIMITED | Private company limited by shares | Live |
| SMARTWEL UNION LIMITED | Private company limited by shares | Dissolved |
| UNION CHAIN INVESTMENT LIMITED | Private company limited by shares | Live |
| UNION WORLD LIMITED | Private company limited by shares | Dissolved |
| GENUINE UNION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO UNION INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| PROGRESS UNION INTERNATIONAL LIMITED | Private company limited by shares | Live |