| UNOBSCURITY LIMITED | Private company limited by shares | Live |
| UNOBUY COMPANY LIMITED | Private company limited by shares | Live |
| UNOCU LIMITED | Private company limited by shares | Live |
| Unode50 (Asia) Fashion Co., Limited | Private company limited by shares | Live |
| UNODOMANI LIMITED | Private company limited by shares | Dissolved |
| UNOFFICIAL LIMITED | Private company limited by shares | Live |
| Unofficial Trading Limited | Private company limited by shares | Live |
| UNOGOLD LIMITED | Private company limited by shares | Live |
| UNOGOLD (HONG KONG) LIMITED | Private company limited by shares | Live |
| UNOGOOD LIMITED | Private company limited by shares | Dissolved |
| Unogun Limited | Private company limited by shares | Live |
| STAR UNOIN TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| UNOKI (HK) TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| UNOLABO LIMITED | Private company limited by shares | Live |
| UNOLE LIMITED | Private company limited by shares | Live |
| UNOMARK CAPITAL LIMITED | Private company limited by shares | Dissolved |
| UNOMAX GROUP LIMITED | Private company limited by shares | Dissolved |
| Unomax Office Furniture Limited | Private company limited by shares | Live |
| UNOMIA INTERNATIONAL GROUP (H.K.) LIMITED | Private company limited by shares | Dissolved |
| UNONET MULTIMEDIA LIMITED | Private company limited by shares | Dissolved |
| Unopay Limited | Private company limited by shares | Live |
| UNOR LIMITED | | Live |
| UnOriginals Limited | | Live |
| Unorthodox C. Limited | Private company limited by shares | Live |
| UNOSOFT LIMITED | Private company limited by shares | Dissolved |
| UNOSON LIMITED | Private company limited by shares | Live |
| UNO-STEEL GROUP LIMITED | Private company limited by shares | Live |
| UNOTEC ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| UNOTECH LIMITED | Private company limited by shares | Live |
| UNOTEX LIMITED | Private company limited by shares | Dissolved |
| UNOTRON LIMITED | Private company limited by shares | Live |
| UNOTRON APAC LIMITED | Private company limited by shares | Dissolved |
| UNOUNION INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| Unova HK Limited | | Live |
| Unoventure Limited | Private company limited by shares | Live |
| UNOVOL TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| Unox Limited | | Live |
| UNOX TECH CO., LIMITED | Private company limited by shares | Live |
| UNOX ELECTRONICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNOX METAL COMPANY LIMITED | Private company limited by shares | Live |