| GREAT UNION FREIGHT SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| UNION MODE INDUSTRIES LIMITED | Private company limited by shares | Live |
| UNION WINGS INDUSTRIES LIMITED | Private company limited by shares | Live |
| CHINA UNION DESIGN & CONSULTANTS CO. LIMITED | Private company limited by shares | Live |
| OPEN UNION INDUSTRIAL LIMITED | Private company limited by shares | Live |
| UNION WINGS INVESTMENTS LIMITED | Private company limited by shares | Live |
| UNION LOUNGE LIMITED | Private company limited by shares | Dissolved |
| UNIONCALL LIMITED | Private company limited by shares | Dissolved |
| WIDE UNION TEXTILES COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION-JACK INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| EVER UNION INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| UNION COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| UNION SCORE DEVELOPMENT LIMITED | Private company limited by shares | Live Commenced dormancy on 02-Feb-2001 |
| UNION SCORE INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| GRAND UNION TRANSPORT COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION SCORE LIMITED | Private company limited by shares | Dissolved |
| UNION ALPHA TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| FAR UNION LIMITED | Private company limited by shares | Live |
| UNION ASIA PACIFIC HOLDING LIMITED | Private company limited by shares | Live |
| MURDOCH UNION LIMITED | Private company limited by shares | Live |
| UNIONBOARD LIMITED | Private company limited by shares | Dissolved |
| UNION EAGLE DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNIONLINE LIMITED | Private company limited by shares | Dissolved |
| INTERNAL UNION LIMITED | Private company limited by shares | Dissolved |
| UNION PROMISE LIMITED | Private company limited by shares | Dissolved |
| UNION HORSE TRADING LIMITED | Private company limited by shares | Dissolved |
| UNION PROMISE DEVELOPMENT LIMITED | Private company limited by shares | Live |
| JET UNION DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| ORIENTAL UNION FISHERY LIMITED | Private company limited by shares | Live |
| UNION FORTUNE DEVELOPMENT LIMITED | Private company limited by shares | Live |
| TOTAL UNION INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| TOTAL UNION INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| COME UNION LIMITED | Private company limited by shares | Dissolved |
| UNIONSUM LIMITED | Private company limited by shares | Dissolved |
| UNION CREATE LIMITED | Private company limited by shares | Dissolved |
| UNION SALES DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| NEW TEXTILES UNION GINGHAM CO. LIMITED | Private company limited by shares | Dissolved |
| UNIONSIGN LIMITED | Private company limited by shares | Live |
| UNION KING INVESTMENT LIMITED | Private company limited by shares | Live |
| UNION SIGHT LIMITED | Private company limited by shares | Dissolved |
| UNION SIGHT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HALL UNION DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| EVER UNION DESIGN LIMITED | Private company limited by shares | Dissolved |
| EVER UNION CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| SOUTH UNION INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SILVER UNION INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| UNION LUBRICANT COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION LANE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| UNION SECRETARIAL SERVICES LIMITED | Private company limited by shares | Live |
| UNION SHINE COMMODITIES LIMITED | Private company limited by shares | Dissolved |
| UNION SHINE SECURITIES LIMITED | Private company limited by shares | Dissolved |
| LEAD UNION DEVELOPMENT LIMITED | Private company limited by shares | Live Commenced dormancy on 25-Aug-1995 |
| CHAMPION UNION PROPERTY CONSULTANCY (INTERNATIONAL) LIMITED | Private company limited by shares | Dissolved |
| LEAD UNION INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| UNION FINE CONSULTANTS LIMITED | Private company limited by shares | Live |
| UNION PLAN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SPLENDOUR UNION DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNION ACCOUNTANCY SERVICES LIMITED | Private company limited by shares | Live |
| PAN UNION OIL (HK) LIMITED | Private company limited by shares | Dissolved |
| UNION NEW DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNION PERFECT DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNION SHARP INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNION HUGE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| UNION LIGHT LIMITED | Private company limited by shares | Dissolved |
| WAH TAI UNION ENGINEERING & TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION SHEEN INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| GRANT UNION DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNION SPARK DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| CLOVER UNION LIMITED | Private company limited by shares | Dissolved |
| UNION_C BUSINESS SYSTEM COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION PROFIT LIMITED | Private company limited by shares | Dissolved |
| CHINESE UNION MISSION OF SEVENTH-DAY ADVENTISTS LIMITED | Company limited by guarantee | Live |
| UNION WORKSHOP LIMITED | Private company limited by shares | Dissolved |
| UNION TRUTH LIMITED | Private company limited by shares | Dissolved |
| UNION STEP DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| ALL UNION GARMENT MANUFACTURER CO., LIMITED | Private company limited by shares | Dissolved |
| UNION REAL ESTATE COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION LANE INTERNATIONAL DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| UNION FAITH TRANSPORTATION LIMITED | Private company limited by shares | Dissolved |
| UNION CIRCLE COMPANY LIMITED | Private company limited by shares | Dissolved |
| WIN UNION DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNION YORK INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| FRESH UNION INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| UNION PEACE DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| MULTI UNION TRADING COMPANY LIMITED | Private company limited by shares | Live |
| UNION BALL INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| GRAND UNION INDUSTRIES LIMITED | Private company limited by shares | Live |
| UNION FAST LIMITED | Private company limited by shares | Dissolved |
| UNION YARD LIMITED | Private company limited by shares | Dissolved |
| UNION ASIA DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNION LANE CONCEPTS PRODUCTIONS LIMITED | Private company limited by shares | Dissolved |
| UNION HEART TRADING LIMITED | Private company limited by shares | Dissolved |
| FIRST UNION (WATCH) COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION TALENT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| GREAT UNION LINNA (FAR EAST) LIMITED -THE- | Private company limited by shares | Dissolved |
| UNION GRADE LIMITED | Private company limited by shares | Live |
| UNION SHINE INDUSTRIAL LIMITED | Private company limited by shares | Live |
| UNION CRYSTAL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SUN'S UNION WATCH MANUFACTURER LIMITED | Private company limited by shares | Live |
| SET UNION INDUSTRIES LIMITED | Private company limited by shares | Dissolved |