| UNICO COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNICO LIMITED | Private company limited by shares | Live |
| ANB UNICO LIMITED | Private company limited by shares | Live |
| Unico HK Limited | Private company limited by shares | Live |
| UNICO J&I LIMITED | Private company limited by shares | Live |
| Unico Advertising Company Limited | Private company limited by shares | Live |
| UNICO (ASIA) LIMITED | Private company limited by shares | Dissolved |
| UNICO Asia Limited | Private company limited by shares | Live |
| UNICO ENTERPRISES, LIMITED | Private company limited by shares | Live |
| UNICO INTERACTIVE LIMITED | Private company limited by shares | Live |
| UNICO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNICO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNICO INVESTMENT LIMITED | Private company limited by shares | Live |
| UNICO JEWELLERY LIMITED | Private company limited by shares | Live |
| UNICO PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| Unico Resources Limited | | Live |
| UNICO SHIPPING LIMITED | Private company limited by shares | Dissolved |
| UNICO SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| UNICO TEXCHEM COMPANY LIMITED | Private company limited by shares | Live |
| UNICO TEXTILES LIMITED | Private company limited by shares | Dissolved |
| Tiandy Unico Limited | | Live |
| UNICO TRADE LIMITED | Private company limited by shares | Live |
| UNICO-6000 LIMITED | Private company limited by shares | Live |
| HONG KONG UNICOAL CULTURE MEDIA CO., LIMITED | | Live |
| UNICOAST COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNICOBA (HK) LIMITED | Private company limited by shares | Dissolved |
| UNICOBA INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Unicocare Limited | Private company limited by shares | Live |
| UNICODE COMPANY LIMITED | Private company limited by shares | Live |
| UNICOFFEE LIMITED | Private company limited by shares | Live |
| Unicoflex Company Limited | Private company limited by shares | Live |
| UNICOL SPECIAL MATERIALS LIMITED | Private company limited by shares | Live |
| UNICOLIGHTING TECH LIMITED | Private company limited by shares | Live |
| UNICOLIVE HK LIMITED | Private company limited by shares | Live |
| UNICOLOR LIMITED | Private company limited by shares | Dissolved |
| UNICOLOR MOSAIC LIMITED | Private company limited by shares | Live |
| UNICOLOR PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| UNICOLOUR LIMITED | Private company limited by shares | Live |
| UNICOM LIMITED | Private company limited by shares | Dissolved |
| UNICOM LIMITED | Private company limited by shares | Live |
| HK WCT UNICOM CO. LIMITED | Private company limited by shares | Live |
| Unicom HK Limited | | Live |
| ADVANCED UNICOM LIMITED | Private company limited by shares | Dissolved |
| UNICOM AGENCY LIMITED | Private company limited by shares | Dissolved |
| UNICOM ASIA ENTERPRISE LIMITED | Private company limited by shares | Live Commenced dormancy on 28-Jun-2011 |
| Channel Unicom Limited | Private company limited by shares | Live |
| CHINA UNICOM LIMITED | Private company limited by shares | Dissolved |
| U.S.A. UNICOM ELECTRIC CO., LIMITED | Private company limited by shares | Dissolved |
| UNICOM H.T. CO., LIMITED | Private company limited by shares | Dissolved |
| UNICOM COMPUTER SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| UNICOM CONNECT LIMITED | Private company limited by shares | Dissolved |
| UNICOM DATA ASIA LIMITED | Private company limited by shares | Dissolved |
| UNICOM FA ELECTRONIC LIMITED | Private company limited by shares | Live |
| UNICOM ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| UNICOM FINANCIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| Nihon Unicom Financial Limited | Private company limited by shares | Dissolved |
| UNICOM FINE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| UNICOM ENTERPRISE GROUP LIMITED | Private company limited by shares | Dissolved |
| UNICOM INVESTMENT (GROUP) LIMITED | Private company limited by shares | Dissolved |
| UNICOM ASIA HOLDING LIMITED | Private company limited by shares | Dissolved |
| Unicom Idea Limited | | Live |
| UNICOM INSURANCE BROKERS LIMITED | Private company limited by shares | Dissolved |
| UNICOM INVESTIGATION LIMITED | Private company limited by shares | Dissolved |
| UNICOM INVESTIGATION LIMITED | Private company limited by shares | Dissolved |
| UNICOM INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| JRZ. UNICOM LIMITED | Private company limited by shares | Live |
| NANYANPEC UNICOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| Unicom Resources Limited | Private company limited by shares | Live |
| UNICOM SERVICE LIMITED | | Live |
| Silver Unicom Company Limited | Private company limited by shares | Live |
| UNI-COM SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| Unicom Tech Electric Limited | Private company limited by shares | Live |
| UNICOM TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| UNI-COM TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| New Unicom Technology Limited | Private company limited by shares | Live |
| UNICOM TECHNOLOGY LIMITED | Private company limited by shares | Live |
| UNICOM TOURS COMPANY LIMITED | Private company limited by shares | Live |
| UNICOM TRADING LIMITED | Private company limited by shares | Dissolved |
| UNICOM TRADING LIMITED | Private company limited by shares | Live |
| UNICOMB LIMITED | Private company limited by shares | Dissolved |
| UNICOMDA ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| UNICOME LIMITED | Private company limited by shares | Live |
| UNICOME INVESTMENT LIMITED | Private company limited by shares | Live |
| UNICOMM LIMITED | Private company limited by shares | Dissolved |
| Unicomm Limited | Private company limited by shares | Dissolved |
| CHINA UNI-COMMERCE CORPORATION LIMITED | Private company limited by shares | Dissolved |
| CHINA UNI-COMMERCE CORPORATION LIMITED | Private company limited by shares | Live |
| FULLY FORM UNI-COMMERCE LIMITED | Private company limited by shares | Dissolved |
| UNI-COMMERCE (CHINA) INVESTMENTS HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| HONGKONG UNI-COMMERCE CO., LIMITED | Private company limited by shares | Live |
| SHANGHAI UNICOMMOTORS (HK) HOLDINGS LIMITED | Private company limited by shares | Live |
| UNICOMMU ADVERTISING LIMITED | Private company limited by shares | Dissolved |
| UNICOMP PRO LIMITED | Private company limited by shares | Dissolved |
| UNICOMP TECHNOLOGY ( HK ) CO., LIMITED | Private company limited by shares | Dissolved |
| Unicomp Group (Hongkong) Holdings Limited | Private company limited by shares | Live |
| UNICOMP INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNICOMP INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNICOMP SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| Unicompex Limited | Private company limited by shares | Live |
| Unicompex Corp Limited | | Live |