| O.R.S. LIMITED | Private company limited by shares | Dissolved |
| R & B OR'S JEWELLERY COMPANY LIMITED | Private company limited by shares | Dissolved |
| ORSA COMPANY LIMITED | Private company limited by shares | Dissolved |
| ORSAN GROUPING CO., LIMITED | Private company limited by shares | Live |
| OrSan Technologies Co., Limited | Private company limited by shares | Live |
| ORSAY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ORSBECK INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| ORSELET (HK) LIMITED | Private company limited by shares | Live |
| ORSELLI CAPITAL (ASIA) LIMITED | Private company limited by shares | Dissolved |
| ORSENIGO HONG KONG LIMITED | Private company limited by shares | Dissolved |
| ORSENNA LIMITED | Private company limited by shares | Live |
| ORSER INDUSTRIAL LIMITED | Private company limited by shares | Live |
| ORSHA INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Hong Kong orshang pr media group Limited | Private company limited by shares | Live |
| Orshang Wonder Limited | Private company limited by shares | Live |
| ORSHI WATCHES CO., LIMITED | Private company limited by shares | Live |
| ORSICA COMPANY LIMITED | Private company limited by shares | Dissolved |
| Shanghai Orsin Medical Technology (Hong Kong) Company Limited | Private company limited by shares | Dissolved |
| ORSINI LIMITED | Private company limited by shares | Dissolved |
| ORSINI FAR EAST LIMITED | Private company limited by shares | Dissolved |
| Orsini Entertainment Limited | Private company limited by shares | Live |
| ORSINI INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ORSINIS LIMITED | Private company limited by shares | Dissolved |
| ORSINO COMPANY LIMITED | Private company limited by shares | Dissolved |
| ORSO LIMITED | Private company limited by shares | Dissolved |
| Orso Asia Co., Limited | Private company limited by shares | Live |
| Global ORSO Limited | Private company limited by shares | Live |
| orso International Limited | | Live |
| ORSO INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ORSOS Island Asia Limited | Private company limited by shares | Live |
| UK ORSTER (INTERNATIONAL) PETROLEUM GROUP LIMITED | Private company limited by shares | Live |
| ORSUM LIMITED | Private company limited by shares | Live |
| OR-SUN Times Company Limited | Private company limited by shares | Live |