| CHINA CROSS-STRAIT EXCHANGE PROMOTE UNION LIMITED | Private company limited by shares | Live |
| ASIAN UNION PARTS CO., LIMITED | Private company limited by shares | Dissolved |
| UNION LINKER (ASIA) LIMITED | Private company limited by shares | Dissolved |
| UNION INTERNATIONAL INVESTMENT HOLDINGS (CHINA) LIMITED | Private company limited by shares | Live |
| UNION IMPORT AND EXPORT TRADING COMPANY LIMITED | Private company limited by shares | Live |
| TECK UNION LIMITED | Private company limited by shares | Live |
| UK UNION EXCELLENCE INTERNATIONAL FASHION LIMITED | Private company limited by shares | Dissolved |
| Chinese Property Capital Union Foundation Limited | Private company limited by shares | Dissolved |
| SHANDONG UNION PACKING GROUP CO., LIMITED | Private company limited by shares | Live |
| WISE UNION INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| JJ UNION LIMITED | Private company limited by shares | Live |
| SUNNY UNION INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| LUCKY UNION GLOBAL LIMITED | Private company limited by shares | Dissolved |
| USA UNION LAORENTOU INT'L LIMITED | Private company limited by shares | Dissolved |
| ST UNION FOOTWEAR CO., LIMITED | Private company limited by shares | Live |
| E T UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| CROWN UNION GLOBAL LIMITED | Private company limited by shares | Dissolved |
| UNION INDUSTRY (HK) CO., LIMITED | Private company limited by shares | Live |
| UNION SMART TRADING LIMITED | Private company limited by shares | Live |
| Mega Union Clover Co., Limited | Private company limited by shares | Live |
| UNION STAR CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| EAGLE UNION LIMITED | Private company limited by shares | Live |
| UNION SPREAD LIMITED | Private company limited by shares | Dissolved |
| SEA UNION INTERNATIONAL LOGISTICS (HONG KONG) LIMITED | Private company limited by shares | Live |
| Union Finance and Consulting Limited | Private company limited by shares | Dissolved |
| INTERNATIONAL MEETING UNION (HONG KONG) LIMITED | Private company limited by shares | Live |
| PARK UNION STAR LIMITED | Private company limited by shares | Dissolved |
| TIMES UNION DEVELOPMENT SHARE CO., LIMITED | Private company limited by shares | Live |
| VICTORY UNION LIMITED | Private company limited by shares | Live |
| SUNTEX UNION LIMITED | Private company limited by shares | Live |
| WELL UNION INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| International Union Company Limited | Private company limited by shares | Live |
| EAST UNION LOGISTICS LIMITED | Private company limited by shares | Dissolved |
| UNION SMART HOLDINGS LIMITED | Private company limited by shares | Live |
| UNION CITY (HONG KONG) LIMITED | Private company limited by shares | Live |
| HONGKONG UNION YIELD LIMITED | Private company limited by shares | Live |
| HONGKONG KING UNION LIMITED | Private company limited by shares | Live Commenced dormancy on 15-Oct-2014 |
| ORIGINAL SOURCE UNION CO., LIMITED | Private company limited by shares | Live |
| ORIENT UNION GROUP LIMITED | Private company limited by shares | Live |
| CHINA CAPITAL SOURCE UNION HOLDING LIMITED | Private company limited by shares | Live |
| UNION MATE DEVELOPMENT LIMITED | Private company limited by shares | Live |
| NEW UNION INTERNATIONAL LIMITED | Private company limited by shares | Live |
| UNION MATE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNION GALAXY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Best Creative Union Limited | Private company limited by shares | Live |
| UNION WORLD INVESTMENT DEVELOPMENT LIMITED | Private company limited by shares | Live |
| BEST UNION CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ADVANCE UNION INTERNATIONAL LIMITED | Private company limited by shares | Live |
| WONDERFUL STAR UNION ENERGY LIMITED | Private company limited by shares | Dissolved |
| UNION HONG LIMITED | Private company limited by shares | Dissolved |
| WAVE UNION LIMITED | Private company limited by shares | Live |
| WORLD UNION INVESTMENTS LIMITED | Private company limited by shares | Live |
| UNION PACIFIC INTERNATIONAL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| UNION RICHLY TRADING LIMITED | Private company limited by shares | Dissolved |
| USA UNION HOLDING GROUP CO., LIMITED | Private company limited by shares | Live |
| EVER UNION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| UNION WIN TECHNOLOGY LIMITED | Private company limited by shares | Live |
| NEW EAST UNION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNION WAY LOGISTICS LIMITED | Private company limited by shares | Dissolved |
| UNION PROSPER (H.K.) LIMITED | Private company limited by shares | Dissolved |
| UNION KEEN LIMITED | Private company limited by shares | Dissolved |
| UNION INDUSTRIAL & DEVELOPMENT LIMITED | Private company limited by shares | Live |
| HONGKONG UNION POWER LIMITED | Private company limited by shares | Dissolved |
| HONGKONG BEST UNION LIMITED | Private company limited by shares | Dissolved |
| UNION SKY WINE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SMART UNION CORPORATION LIMITED | Private company limited by shares | Live |
| UNION RICH INVESTMENT (GROUP) LIMITED | Private company limited by shares | Dissolved |
| UNION DIGITAL EXPORT CO., LIMITED | Private company limited by shares | Live |
| UNION KING DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| SMARTWIN UNION LIMITED | Private company limited by shares | Live |
| ASIA-EUROPE UNION SUCCESS TRADING LIMITED | Private company limited by shares | Live |
| UNION BEST WEALTH CREATION LIMITED | Private company limited by shares | Live |
| UNION DUTY-FREE LIMITED | Private company limited by shares | Live |
| UNION CAMERA HONG KONG LIMITED | Private company limited by shares | Live |
| UNION COMPUTER SUPPLIES LIMITED | Private company limited by shares | Live |
| HAPPY UNION INVESTMENT LIMITED | Private company limited by shares | Live |
| UNION LINK INTERNATIONAL INVESTMENT CO., LIMITED | Private company limited by shares | Live |
| FIRST UNION GLOBAL LIMITED | Private company limited by shares | Dissolved |
| UNION LOGISTIC SERVICES LIMITED | Private company limited by shares | Live |
| INSTRUMENT UNION (HONG KONG) CO. LIMITED | Private company limited by shares | Live |
| UNION NATION HONG KONG DEVELOPMENT LIMITED | Private company limited by shares | Live |
| ADVANCE UNION GLOBAL LIMITED | Private company limited by shares | Dissolved |
| UNION (INTERNATIONAL) TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| CHINA GREEN INK UNION DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNION LUCK LIMITED | Private company limited by shares | Live |
| UNION WAY CAPITAL RESOURCES LIMITED | Private company limited by shares | Live |
| WORLD OVERSEAS CHINESE UNION LIMITED | Private company limited by shares | Live |
| CHINA WENZHOU BUSINESS UNION GENERAL LIMITED | Private company limited by shares | Dissolved |
| CHINA ZHEJIANG BUSINESS UNION GENERAL LIMITED | Private company limited by shares | Dissolved |
| HONGKONG UNION BRIGHT LIMITED | Private company limited by shares | Dissolved |
| HONGKONG UNION BILLION LIMITED | Private company limited by shares | Dissolved |
| HONGKONG UNION PROFIT LIMITED | Private company limited by shares | Dissolved |
| HONGKONG MEGA UNION LIMITED | Private company limited by shares | Dissolved |
| HONGKONG UNION TARGET LIMITED | Private company limited by shares | Dissolved |
| Net Union Advertising Limited | Private company limited by shares | Live |
| MTS UNION CORPORATION (HONGKONG) LIMITED | Private company limited by shares | Live |
| CHINA ORGANIC AGRICULTURE UNION LIMITED | Private company limited by shares | Live |
| KING UNION DEVELOPING (HK) LIMITED | Private company limited by shares | Dissolved |
| WIN UNION INTERNATIONAL HOTEL MANAGEMENT (HK) CO. LIMITED | Private company limited by shares | Dissolved |
| UNION PROFIT CREATION LIMITED | Private company limited by shares | Dissolved |