| UNI-PEACE LIMITED | Private company limited by shares | Live |
| UNION BRIGHT INC. LIMITED | Private company limited by shares | Live |
| UNION WORLD INTERNATIONAL ENTERPRISE LIMITED | Private company limited by shares | Live |
| UNION SMART PROPERTIES LIMITED | Private company limited by shares | Live |
| UNIVERSE INTERNATIONAL CREATION LIMITED | Private company limited by shares | Dissolved |
| UNIVERSE CONNECTION INTERNATIONAL (HK) CO., LIMITED | Private company limited by shares | Live |
| UNIVERSE TEAM CO., LIMITED | Private company limited by shares | Dissolved |
| SHARE UNION LIMITED | Private company limited by shares | Dissolved |
| UNION SECURITY TECHNOLOGY (ASIA) CO., LIMITED | Private company limited by shares | Live |
| UNITED RESOURCE LIMITED | Private company limited by shares | Dissolved |
| UNITED NATIONS ASEAN PROCUREMENT AND TRADING CENTRE CO., LIMITED | Private company limited by shares | Dissolved |
| DRAGON UNION HOLDINGS LIMITED | Private company limited by shares | Live |
| UNITON LIMITED | Private company limited by shares | Live |
| CHINA HYDROCARBON AND NUCLEAR FERTILIZER INT'L INDUSTRY UNION LIMITED | Private company limited by shares | Live |
| Fortune Resources United Limited | Private company limited by shares | Dissolved |
| UNITED LEADER LIMITED | Private company limited by shares | Live |
| CAPITAL UNITED LIMITED | Private company limited by shares | Live |
| JET UNITED LIMITED | Private company limited by shares | Live |
| TRADE UNITED LIMITED | Private company limited by shares | Dissolved |
| Unique Match Company Limited | Private company limited by shares | Dissolved |
| CITI-BASE UNIVERSAL TRADING LIMITED | Private company limited by shares | Live |
| UNIVERSAL DIMENSION LIMITED | Private company limited by shares | Dissolved |
| GREAT UNION LOGISTICS COMPANY LIMITED | Private company limited by shares | Live |
| UNION CENTURY (ASIA) LIMITED | Private company limited by shares | Dissolved |
| INTERNATIONAL PILATES FITNESS UNION LIMITED | Private company limited by shares | Dissolved |
| UNLIMITED COMBINATION LIMITED | Private company limited by shares | Live |
| United Brothers Technology Limited | Private company limited by shares | Dissolved |
| CHINA AGRICULTURE INT'L UNION GROUP LIMITED | Private company limited by shares | Dissolved |
| PKU PE INVESTMENT UNION CO., LIMITED | Private company limited by shares | Dissolved |
| UNION TRADE (HK) LIMITED | Private company limited by shares | Live |
| UNION WORLD INTERNATIONAL TRADING LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL INDUSTRIAL ENTERPRISE GROUP LIMITED | Private company limited by shares | Live |
| UNION SUCCESS WEALTH CREATION LIMITED | Private company limited by shares | Dissolved |
| SINO UNION CAPITAL RESOURCES LIMITED | Private company limited by shares | Live |
| UNYC COACH LIMITED | Private company limited by shares | Dissolved |
| ASIA UNITRADE LIMITED | Private company limited by shares | Dissolved |
| UNISON GROUP LIMITED | Private company limited by shares | Live Commenced dormancy on 31-Jan-2011 |
| UNION WEALTHY TRADING LIMITED | Private company limited by shares | Live |
| WEST UNION LOGISTICS (CHINA) CO., LIMITED | Private company limited by shares | Live |
| UNION ASIA GROUP DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNISON CENTURY LIMITED | Private company limited by shares | Dissolved |
| UNIQUE DREAM LIMITED | Private company limited by shares | Live |
| UNIVERSE ASIA INTERNATIONAL LIMITED | Private company limited by shares | Live |
| UNIFAIR EXHIBITION COMPANY LIMITED | Private company limited by shares | Live |
| UNIVERSAL C&M CO., LIMITED | Private company limited by shares | Live |
| PACIFIC UNITED INVESTMENTS LIMITED | Private company limited by shares | Live |
| ASIAN UNION TRADING LIMITED | Private company limited by shares | Dissolved |
| SUNRISE UNITED LIMITED | Private company limited by shares | Dissolved |
| UNION SOURCES LIMITED | Private company limited by shares | Dissolved |
| UNITED ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| HK MUYANG GREAT UNDERTAKING (INT'L) FASHION LIMITED | Private company limited by shares | Dissolved |
| CHINA UNION (H.K.) LIMITED | Private company limited by shares | Dissolved |
| UNIPOWER LIMITED | Private company limited by shares | Dissolved |
| GLOBAL RESOURCE INTERNATIONAL UNION GROUP LIMITED | Private company limited by shares | Live |
| GUI LUN JIA TONG UNION RUBBER CO., LIMITED | Private company limited by shares | Live |
| UNIK AURORA CORPORATION LIMITED | Private company limited by shares | Dissolved |
| STAR UNION TRADING LIMITED | Private company limited by shares | Dissolved |
| UNION HOSPITAL CHARITY PROGRAM LIMITED | Company limited by guarantee | Live |
| CHINA UNION INTERNATIONAL IMP&EXP LIMITED | Private company limited by shares | Live |
| UNION ACCESS LIMITED | Private company limited by shares | Live |
| AVA'S (UN) LIMITED | Private company limited by shares | Live |
| UN ARTIST & COLLECTOR UNION LIMITED | Private company limited by shares | Dissolved |
| OCEAN UNION CREATION LIMITED | Private company limited by shares | Live |
| MEGA UNION HONG KONG GROUP LIMITED | Private company limited by shares | Dissolved |
| UNITECH ENERGY SYSTEM LIMITED | Private company limited by shares | Live |
| HONG KONG UNION PROPERTY HOLDINGS LIMITED | Private company limited by shares | Live |
| UNITED ORIENT LIMITED | Private company limited by shares | Live |
| UNITED TIME INVESTMENT LIMITED | Private company limited by shares | Live |
| UNIGOLD RESOURCE LIMITED | Private company limited by shares | Live |
| UNUS FACTORY LIMITED | Private company limited by shares | Live |
| UNION REGENT INVESTMENTS LIMITED | Private company limited by shares | Live |
| UNIC EVENT HONG KONG LIMITED | Private company limited by shares | Dissolved |
| Advanced Union Limited | Private company limited by shares | Dissolved |
| KING UNION (RESOURCES) LIMITED | Private company limited by shares | Live |
| HE TONG UNION INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Uni-Electronic International (Hong Kong) Limited | Private company limited by shares | Live |
| SUPER UNION INTERNATIONAL TRADE CO., LIMITED | Private company limited by shares | Live |
| UNISON SITE SERVICES LIMITED | Private company limited by shares | Live |
| ASIA UNION HOLDINGS LIMITED | Private company limited by shares | Live |
| SUN UNION INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| IGW United Investment Limited | Private company limited by shares | Dissolved |
| UNIONLEVER INTERNATIONAL INDUSTRY GROUP LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL DISTRIBUTION LIMITED | Private company limited by shares | Live |
| UNIND GLIDE CO., LIMITED | Private company limited by shares | Dissolved |
| Universal Assets Limited | Private company limited by shares | Dissolved |
| Union Petroleum Technology Development Co., Limited | Private company limited by shares | Dissolved |
| APOLLO UNIVERSAL LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL UNION CONSULTING CO., LIMITED | Private company limited by shares | Live |
| CENTRE UNION LIMITED | Private company limited by shares | Live |
| UNION ETERNAL DYEING FACTORY LIMITED | Private company limited by shares | Dissolved |
| SHINING UNION LIMITED | Private company limited by shares | Live |
| Union Mind Technology Co., Limited | Private company limited by shares | Dissolved |
| Liberal Union Limited | Private company limited by shares | Live |
| UNIVERSAL STAR EDUCATION LIMITED | Private company limited by shares | Live |
| UNION BEST INTERNATIONAL CORPORATION LIMITED | Private company limited by shares | Live |
| UNI-STARLIGHT INVESTMENT (HOLDING) LIMITED | Private company limited by shares | Live |
| STAR UNITY LIMITED | Private company limited by shares | Live |
| CHAMPION UNITED LIMITED | Private company limited by shares | Dissolved |
| HARMONY UNITED LIMITED | Private company limited by shares | Live |
| FLY UNIVERSAL GROUP LIMITED | Private company limited by shares | Live |