| HONGKONG OASA INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| OASA INDUSTRIAL LIMITED | Private company limited by shares | Live |
| OASAP LIMITED | Private company limited by shares | Live |
| OASEM TRADE LIMITED | Private company limited by shares | Live |
| Oasetech Limited | | Live |
| Oasetech HK Limited | | Live |
| Oasi Limited | | Live |
| OASI ENTERPRISE LIMITED | Private company limited by shares | Live |
| OASIA LIMITED | Private company limited by shares | Live |
| OASIA CONCEPT LIMITED | Private company limited by shares | Live |
| OASIA CORPORATION LIMITED | Private company limited by shares | Live |
| O-Asia Ecommerce Limited | Private company limited by shares | Live |
| OASIA (HK) LIMITED | Private company limited by shares | Dissolved |
| OASIA INVESTMENTS (HK) LIMITED | Private company limited by shares | Dissolved |
| H.K. NEW OASIA PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| OASIA INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| OASIA INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Oasia International Group Holdings Limited | Private company limited by shares | Live |
| OASIM LIMITED | Private company limited by shares | Live |
| OASIS LIMITED | Private company limited by shares | Live |
| OASIS SPA COMPANY LIMITED | Private company limited by shares | Live |
| SKY OASIS LIMITED | Private company limited by shares | Dissolved |
| TOP OASIS LIMITED | Private company limited by shares | Dissolved |
| PAM (OASIS) LIMITED | Private company limited by shares | Live Commenced dormancy on 23-Dec-2009 |
| OASIS HQ LIMITED | Private company limited by shares | Live |
| OASIS TOP LIMITED | Private company limited by shares | Live |
| JOY OASIS LIMITED | Private company limited by shares | Live |
| SUN OASIS LIMITED | Private company limited by shares | Live |
| ONE OASIS LIMITED | Private company limited by shares | Live |
| SKY OASIS LIMITED | Private company limited by shares | Live |
| 1 OASIS HK LIMITED | Private company limited by shares | Live |
| WHJ OASIS LIMITED | Private company limited by shares | Live |
| OASIS BAY LIMITED | Private company limited by shares | Live |
| NEW OASIS LIMITED | Private company limited by shares | Live |
| OASIS INC LIMITED | Private company limited by shares | Live |
| TOP OASIS LIMITED | Private company limited by shares | Live |
| OASIS KEY LIMITED | Private company limited by shares | Live |
| UC Oasis Limited | Private company limited by shares | Live |
| OASIS SKY LIMITED | Private company limited by shares | Live |
| MAX OASIS LIMITED | Private company limited by shares | Live |
| Oasis Tec Limited | Private company limited by shares | Live |
| WIN OASIS LIMITED | Private company limited by shares | Live |
| Tea Oasis Limited | Private company limited by shares | Live |
| OASIS WAY LIMITED | Private company limited by shares | Live |
| JET OASIS LIMITED | Private company limited by shares | Live |
| ART OASIS LIMITED | | Live |
| New Oasis HK Limited | | Live |
| OASIS NEW LIMITED | | Live |
| Oasis One Limited | | Live |
| ADVANTAGE OASIS LIMITED | Private company limited by shares | Live |
| OASIS ADVERTISING COMPANY LIMITED | Private company limited by shares | Dissolved |
| OASIS ESTATE AGENCY LIMITED | Private company limited by shares | Live |
| Oasis Master Agency Limited | | Live |
| OASIS AGROSCIENCE LIMITED | Private company limited by shares | Live |
| ALGONQUIN OASIS LIMITED | Private company limited by shares | Live |
| Oasis Apartments Limited | Private company limited by shares | Live |
| APPLE BEAUTY OASIS LIMITED | Private company limited by shares | Live |
| OASIS ASIA LIMITED | Private company limited by shares | Live |
| OASIS ASIA LIMITED | Private company limited by shares | Live |
| ASIA OASIS LIMITED | Private company limited by shares | Live |
| Oasis Capital Asia Limited | Private company limited by shares | Live |
| MEGA OASIS ASIA LIMITED | Private company limited by shares | Live |
| PAN ASIAN OASIS COMPANY LIMITED | Private company limited by shares | Live |
| ASSET OASIS LIMITED | Private company limited by shares | Live |
| OASIS HK ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| Oasis Avenue Boutique Limited | | Live |
| Backstreet Oasis Limited | | Live |
| OASIS BEAUTY COMPANY LIMITED | Private company limited by shares | Live |
| BEST OASIS LIMITED | Private company limited by shares | Dissolved |
| BEST OASIS LIMITED | Private company limited by shares | Live |
| OASIS BIOLIFE HK LIMITED | | Live |
| Black Oasis Limited | Private company limited by shares | Live |
| BLOOM OASIS LIMITED | Private company limited by shares | Live |
| OASIS BOOKS LIMITED | Private company limited by shares | Dissolved |
| Oasis Business Limited | Private company limited by shares | Live |
| OASIS BUSINESS LIMITED | Private company limited by shares | Live |
| CAFE OASIS LIMITED | Private company limited by shares | Live |
| OASIS CENTRE LIMITED | Private company limited by shares | Dissolved |
| CENTURY OASIS LIMITED | Private company limited by shares | Live |
| OASIS CENTURY LIMITED | | Live |
| CHAMPION OASIS LIMITED | Private company limited by shares | Live |
| CHANNEL OASIS LIMITED | | Live |
| CHINA OASIS LIMITED | Private company limited by shares | Live |
| CHINA OASIS ENTERPRISES LIMITED | Private company limited by shares | Live |
| OASIS CHOICE LIMITED | Private company limited by shares | Dissolved |
| OASIS CHOICE LIMITED | Private company limited by shares | Live |
| OASIS CLOTHING COMPANY LIMITED | Private company limited by shares | Live |
| DOG OASIS CO., LIMITED | Private company limited by shares | Live |
| LD OASIS CO., LIMITED | Private company limited by shares | Live |
| OASIS IMP AND EXP CO., LIMITED | Private company limited by shares | Live |
| OASIS CAPITAL CO., LIMITED | Private company limited by shares | Live |
| OASIS Components Co., Limited | | Live |
| OASIS COSTUME CO., LIMITED | Private company limited by shares | Live |
| Dragon Oasis Energy Co., Limited | Private company limited by shares | Live |
| OASIS FURNITURE CO., LIMITED | Private company limited by shares | Live |
| Oasis Legendary Holding Co., Limited | Private company limited by shares | Live |
| Oasis Hong Kong Co., Limited | Private company limited by shares | Dissolved |
| Oasis Legend Co., Limited | | Live |
| OASIS PROVIDER CO., LIMITED | Private company limited by shares | Live |
| OASIS SHIPPING CO., LIMITED | Private company limited by shares | Dissolved |