| UNIS SP Limited | Private company limited by shares | Live |
| UNIS LIMITED | | Live |
| BRIGHT STAR UNIS LIMITED | Private company limited by shares | Live |
| UNIS INTERNATIONAL (H.K.) CO., LIMITED | Private company limited by shares | Dissolved |
| Tsinghua UNIS Education Institution Limited | Private company limited by shares | Live |
| Unis Electronic Co., Limited | Private company limited by shares | Live |
| UNIS GLOBAL COSMETIC (HK) LIMITED | Private company limited by shares | Live |
| UNIS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| UNIS FREIGHT INTERNATIONAL (H.K.) LIMITED | Private company limited by shares | Live |
| Unis Integration Company Limited | Private company limited by shares | Dissolved |
| UNIS INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| UNIS INVESTMENT (HK) LIMITED | Private company limited by shares | Live |
| UNIS PAINTING (HKMA) COMPANY LIMITED | Private company limited by shares | Live |
| UNIS RESEARCH LIMITED | Private company limited by shares | Dissolved |
| UNIS TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| UNIS TECHNOLOGY (H.K) LIMITED | Private company limited by shares | Live |
| Unis Technology Strategy Investment Limited | Private company limited by shares | Live |
| UNIS TRADING CO., LIMITED | Private company limited by shares | Live |
| UNISAFE LIMITED | Private company limited by shares | Dissolved |
| UNI-SAGE LIMITED | Private company limited by shares | Dissolved |
| UNI-SAIL LIMITED | Private company limited by shares | Dissolved |
| UNI-SAIL LIMITED | Private company limited by shares | Dissolved |
| Unisail Limited | Private company limited by shares | Live |
| Unisail Limited | | Live |
| UNISAIL SEAFOOD CO., LIMITED | Private company limited by shares | Live |
| UNISAIL SHIPPING LINES LIMITED | | Live |
| Uni-Sail Maritime Service Limited | | Live |
| SHANGHAI UNISAILING INT'L CO., LIMITED | Private company limited by shares | Live |
| Uni-Sakura International Co., Limited | Private company limited by shares | Live |
| UNISAL INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| UNISALE INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| UNISAN LIMITED | Private company limited by shares | Dissolved |
| UNISAN LIMITED | Private company limited by shares | Live |
| UNISAN ASIA LIMITED | Private company limited by shares | Dissolved |
| UNISAN (HONG KONG) LIMITED | Private company limited by shares | Live |
| UNISANE LIMITED | Private company limited by shares | Live |
| UNISAT TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| UNISAT ELECTRONICS CO., LIMITED | Private company limited by shares | Dissolved |
| Unisaur Limited | | Live |
| Uniscape Food Limited | Private company limited by shares | Live |
| Uniscene HK Limited | | Live |
| UNISCIENCE LIMITED | Private company limited by shares | Dissolved |
| UNISCOPE LIMITED | Private company limited by shares | Dissolved |
| UNISEA LIMITED | Private company limited by shares | Dissolved |
| UNISEA ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| UNISEA INVESTMENTS LIMITED | Private company limited by shares | Live |
| UNISEA (SHANG HAI) CO., LIMITED | Private company limited by shares | Live |
| UNISEA TECHNOLOGY (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNISEA TRADING LIMITED | | Live |
| UNI-SEAFOODS COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNISEAS COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNI-SEASON LIMITED | Private company limited by shares | Live |
| Fuzhou Uniseason Co., Limited | Private company limited by shares | Live |
| UNI-SECTOR LIMITED | Private company limited by shares | Dissolved |
| UNISEL LIMITED | Private company limited by shares | Dissolved |
| UNISEL CONSULTANCY LIMITED | | Live |
| RT UNI-SELECT COMPANY LIMITED | Private company limited by shares | Live |
| Unisemi Limited | Private company limited by shares | Live |
| UNISEN LIMITED | Private company limited by shares | Live |
| UNI-SENSE LIMITED | Private company limited by shares | Dissolved |
| UNI-SENSE LIMITED | Private company limited by shares | Dissolved |
| Unisense Limited | Private company limited by shares | Live |
| UNI-SENSE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Uniserve Limited | Private company limited by shares | Live |
| UNISERVE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| UNISERVICE HK LIMITED | Private company limited by shares | Live |
| UniServiceFinance Limited | Private company limited by shares | Live |
| UniServity Limited | Private company limited by shares | Dissolved |
| UNI-SHANGHAI WOOLTEX LIMITED | Private company limited by shares | Dissolved |
| UNISHARE LIMITED | Private company limited by shares | Live |
| UNI-SHARP COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNISHARP LIMITED | Private company limited by shares | Live |
| UNISHARP ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| UNISHARP INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNISHEEN TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| UNI-SHINE LIMITED | Private company limited by shares | Dissolved |
| Uni-shine AD Limited | Private company limited by shares | Live |
| HK UNI-SHINE CO., LIMITED | Private company limited by shares | Live |
| UNISHINE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Uniship Limited | | Live |
| UNI-SHIP AGENCY CO., LIMITED | Private company limited by shares | Dissolved |
| Unishop Limited | | Live |
| UNISHORE INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| Unisi Accessory And Fashion Limited | Private company limited by shares | Live |
| UNISIA PACIFIC HOLDING LIMITED | Private company limited by shares | Live |
| UNI-SIDE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| UNISIGHT LIMITED | Private company limited by shares | Live Commenced dormancy on 08-Nov-2018 |
| Unisight (HongKong) Limited | | Live |
| UNISIGN LIMITED | Private company limited by shares | Dissolved |
| UNI-SIGNAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNI-SIGNAL COMPUTER LIMITED | Private company limited by shares | Dissolved |
| HK UNISIGROUP LIMITED | Private company limited by shares | Live |
| UNISILK LIMITED | Private company limited by shares | Live |
| UNISILVER TIME (HK) TRADING LIMITED | Private company limited by shares | Live |
| UNISIN LIMITED | Private company limited by shares | Dissolved |
| UNISIN (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| UNISINO LIMITED | Private company limited by shares | Dissolved |
| UNI-SINO LIMITED | Private company limited by shares | Live |
| UNI-SINO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| UNI-SINO INVESTMENTS LIMITED | Private company limited by shares | Dissolved |