| UNION GROUP INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| UNIHEALTHCHINA GROUP LIMITED | Private company limited by shares | Dissolved |
| UNION POWER GROUP COMPANY LIMITED | Private company limited by shares | Live |
| UNICRAFT (ASIA) LIMITED | Private company limited by shares | Live |
| UNION FIELD LIMITED | Private company limited by shares | Dissolved |
| UNION HOLDINGS LIMITED | Private company limited by shares | Live |
| UNITECH (CHINA) COMPANY LIMITED | Private company limited by shares | Live |
| UNION FIRST INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL BELL (HONG KONG) ENTERPRISES LIMITED | Private company limited by shares | Live |
| PINE UNION INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| WORLD RESOURCE UNION LIMITED | Private company limited by shares | Dissolved |
| UNION SUCCESS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| UNION FUTURE DEVELOPMENT LIMITED | Private company limited by shares | Live |
| UNION FUTURE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| WORLD UNION (H.K.) LIMITED | Private company limited by shares | Dissolved |
| CHINA UNION SHIPPING LIMITED | Private company limited by shares | Dissolved |
| UNICOM INVESTMENT (GROUP) LIMITED | Private company limited by shares | Dissolved |
| WIDE UNION HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| AVANT-GARDE UNION LIMITED | Private company limited by shares | Dissolved |
| SMART UNION MOTORS LIMITED | Private company limited by shares | Live |
| CHINA CAPITAL UNIVERSE INVESTMENT CONSULTING LIMITED | Private company limited by shares | Live |
| UNION TRADING COMPANY, LIMITED -THE- | Private company limited by shares | Live |
| EAST UNION MANUFACTURINGS GROUP LIMITED | Private company limited by shares | Live |
| SUN UNIVERSE CO., LIMITED | Private company limited by shares | Live |
| UNION PAPER PRODUCTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIFOODS LIMITED | Private company limited by shares | Dissolved |
| UNION LINK INTERNATIONAL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| GOOD UNION LOGISTICS LIMITED | Private company limited by shares | Dissolved |
| UNIWELL INTERNATIONAL (PTY) LIMITED | Private company limited by shares | Dissolved |
| CHONGQING UNION CO., LIMITED | Private company limited by shares | Live |
| UNITED FORCE LIMITED | Private company limited by shares | Live |
| UNION APEX LIMITED | Private company limited by shares | Live |
| CHINA UNION LIMITED | Private company limited by shares | Live |
| FAME UNITED LIMITED | Private company limited by shares | Dissolved |
| UNICORD LIMITED | Private company limited by shares | Live |
| UNION PLUMBING ENGINEERING LIMITED | Private company limited by shares | Live |
| HONG KONG LUXURY UNION TRADING LIMITED | Private company limited by shares | Dissolved |
| FAVOUR UNITED LIMITED | Private company limited by shares | Dissolved |
| FRANCE LOUIS.CARAY INT'L WINE UNITED GROUP LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL CEMENT ENGINEERING LIMITED | Private company limited by shares | Live |
| UNION FORCE INVESTMENT INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNITED CENTURY TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| FAIR UNION LIMITED | Private company limited by shares | Live |
| USA INT'L FINANCE UNION INVESTMENT GROUP LIMITED | Private company limited by shares | Dissolved |
| PING AN UNITED RESOURCES LIMITED | Private company limited by shares | Live |
| UNITED ASIA ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| K UNITED INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| UNICOM ENTERPRISE GROUP LIMITED | Private company limited by shares | Dissolved |
| UNITED ASIA INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| WORLD UNION TRADING LIMITED | Private company limited by shares | Dissolved |
| KING UNION PROPERTY AGENCY LIMITED | Private company limited by shares | Live |
| Universal Components HK Limited | Private company limited by shares | Dissolved |
| UNIVO INDUSTRIAL (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| UNION WELL TRADING LIMITED | Private company limited by shares | Dissolved |
| UNIVERSA LIMITED | Private company limited by shares | Dissolved |
| UNIPACK METAL MANUFACTORY LIMITED | Private company limited by shares | Live |
| HARMONY UNIVERSE LIMITED | Private company limited by shares | Dissolved |
| WORLD UNION HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| WELL UNITED ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| MAIN UNION DEVELOPMENT LIMITED | Private company limited by shares | Live |
| UNION TALENT ASSOCIATES LIMITED | Private company limited by shares | Live |
| EAGLE UNION LIMITED | Private company limited by shares | Dissolved |
| UNION BRIGHTER HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| UNIMOLD ASIA LIMITED | Private company limited by shares | Live |
| UNIQUE TRADE COMPANY LIMITED | Private company limited by shares | Live |
| DRAGON UNION HONGKONG ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| UNIVERSE TOYS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| PACIFIC UNION LIMITED | Private company limited by shares | Live |
| UNION POWER RECYCLE & TRANSPORTATION LIMITED | Private company limited by shares | Live |
| CROWN UNITED LIMITED | Private company limited by shares | Live |
| WEALTH UNION LIMITED | Private company limited by shares | Dissolved |
| UNION ASIA GROUP LIMITED | Private company limited by shares | Live |
| UNION OCEAN DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNION LEADER HOLDINGS LIMITED | Private company limited by shares | Live |
| GOLD UNION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNI-KING LIMITED | Private company limited by shares | Live |
| TOP UNION PROPERTIES LIMITED | Private company limited by shares | Live |
| UNION TEXTILE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| NEW UNIVERSAL INVESTMENTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION CENTURY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| GLOBAL UNION INT'L INVESTMENT GROUP LIMITED | Private company limited by shares | Dissolved |
| UNION OF LANGUAGES LIMITED | Private company limited by shares | Dissolved |
| SUN UNION PROPERTY SERVICE LIMITED | Private company limited by shares | Dissolved |
| SMART UNITED TRANSPORTATION CO LIMITED | Private company limited by shares | Dissolved |
| U.S.A UNION TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| MUTUAL UNION LIMITED | Private company limited by shares | Dissolved |
| MAX UNIVERSE LIMITED | Private company limited by shares | Dissolved |
| UNION ENTERPRISE (HK) LIMITED | Private company limited by shares | Dissolved |
| JC UNIVERSAL COMPANY LIMITED | Private company limited by shares | Live |
| UNION POWER OPTOELECTRONICS COMPANY LIMITED | Private company limited by shares | Live |
| UNIONPOWER ASIA LIMITED | Private company limited by shares | Dissolved |
| UNIONPOWER ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| UNIRICH JEWELLERY LIMITED | Private company limited by shares | Live |
| UNISON CO., LIMITED | Private company limited by shares | Dissolved |
| PACIFIC UNION MANUFACTURING LIMITED | Private company limited by shares | Live |
| UNITED KEY TRADING LIMITED | Private company limited by shares | Live |
| UNIVERSAL (S.T.) PROPERTY AGENCY LIMITED | Private company limited by shares | Live |
| UNION FONT LIMITED | Private company limited by shares | Dissolved |
| UNION CENTURY INVESTMENT LIMITED | Private company limited by shares | Live |
| UNION BRIGHT LOGISTICS LIMITED | Private company limited by shares | Dissolved |