| ORIN Company Limited | Private company limited by shares | Dissolved |
| Orin Limited | Private company limited by shares | Live |
| ORINA INVESTMENTS LIMITED | Private company limited by shares | Live |
| ORINAXIS INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Orinda Pacific Associates Limited | | Live |
| ORINDA INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| ORINDA INVESTMENTS LIMITED | Private company limited by shares | Live |
| ORINEW TECHNOLOGY CO., LIMITED | | Live |
| Burnt Oringe Company Limited | Private company limited by shares | Live |
| Oringe Industrial Limited | | Live |
| Burnt Oringe International Limited | | Live |
| Oringflow Limited | Private company limited by shares | Live |
| Oringinbelle Limited | | Live |
| Oringo (Hong Kong) Limited | Private company limited by shares | Live |
| ORINIC GROUP LIMITED | Private company limited by shares | Live |
| ORINK (HK) CO., LIMITED | Private company limited by shares | Live |
| ORINK IMAGE (HK) CO., LIMITED | Private company limited by shares | Live |
| ORINK INFOTECH (HK) CO., LIMITED | Private company limited by shares | Live |
| orinno international group Limited | Private company limited by shares | Dissolved |
| ORINOCO LIMITED | Private company limited by shares | Live |
| S & S Orinoco Aviation HK Limited | Private company limited by shares | Live |
| ORINOCO CAPITAL LIMITED | Private company limited by shares | Live |
| HONG KONG ORINOCO TECHNOLOGY CO., LIMITED | | Live |
| ORINOCO COMMODITIES LIMITED | Private company limited by shares | Live |
| ORINOCO ENERGY RESOURCES LIMITED | Private company limited by shares | Live |
| ORINOCO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ORINOCO HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| Orinoco International Limited | Private company limited by shares | Live |
| ORINOCO INVESTING CA LIMITED | Private company limited by shares | Live |
| Orinoco Shipping Limited | Private company limited by shares | Live |
| ORINOKIA INVESTMENT LIMITED | Private company limited by shares | Live |
| ORINTED TRADING LIMITED | Private company limited by shares | Live |
| Orinvest (Asia) Limited | Private company limited by shares | Dissolved |
| ORINY CO., LIMITED | Private company limited by shares | Live |