| OXPO LIMITED | Private company limited by shares | Live |
| OXPOOL LIMITED | Private company limited by shares | Dissolved |
| OXPOWER LIMITED | Private company limited by shares | Live Commenced dormancy on 08-Jan-1999 |
| OXPRIME LIMITED | Private company limited by shares | Live |
| OXPRIME (INTERNATIONAL) LIMITED | Private company limited by shares | Live |
| HK OXRAN INTERNATIONAL BEVERAGE GROUP LIMITED | Private company limited by shares | Live |
| OXRED LIMITED | Private company limited by shares | Live |
| OX-SINO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| OXSON INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| OXSON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| OX-SOURCES LIMITED | Private company limited by shares | Dissolved |
| OXSPICIOUSS LIMITED | Private company limited by shares | Live |
| OXSS LIMITED | Private company limited by shares | Live |
| Oxsys International Limited | Private company limited by shares | Live |
| OXTA COMPANY LIMITED | Private company limited by shares | Dissolved |
| OXTA Digital Limited | Private company limited by shares | Live |
| OXTELSOFT HK LIMITED | Private company limited by shares | Live |
| OXTON AND COMPANY LIMITED | Private company limited by shares | Dissolved |
| OXTON INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| OXTON (INTERNATIONAL) INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| OXTON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Oxtop Company Limited | Private company limited by shares | Live |
| Oxtrich Limited | Private company limited by shares | Live Commenced dormancy on 25-Jan-2016 |
| OXTU Technologies Limited | | Live |
| OXUN HK LIMITED | Private company limited by shares | Live |
| OXUS ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| OXUS SOLUTIONS LIMITED | Private company limited by shares | Live |
| OXUS INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| Oxvape Technology Limited | | Live |
| OXVILLE LIMITED | Private company limited by shares | Dissolved |
| OXWAY LIMITED | Private company limited by shares | Dissolved |
| OXWELL LIMITED | Private company limited by shares | Dissolved |
| OXWICH COMPANY LIMITED | Private company limited by shares | Dissolved |
| OXWIN LIMITED | Private company limited by shares | Dissolved |
| OXWIN INDUSTRY (HK) CO., LIMITED | Private company limited by shares | Live |
| OXWOOD LIMITED | Private company limited by shares | Dissolved |
| OXXO COMPANY LIMITED | Private company limited by shares | Dissolved |
| OXXO COMPANY LIMITED | Private company limited by shares | Live |
| OXYCON OXY-AIR SYSTEM LIMITED | Private company limited by shares | Live |
| OXYAMCO LIMITED | Private company limited by shares | Live |
| Oxyde Chemicals China Limited | Private company limited by shares | Live |
| OXYEAR INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| OXYFRESH (ASIA PACIFIC) LIMITED | Private company limited by shares | Dissolved |
| Oxyful (HK) Limited | Private company limited by shares | Live |
| OXYGEN LIMITED | Private company limited by shares | Live |
| OKU OXYGEN LIMITED | Private company limited by shares | Live |
| OXYGEN AREA LIMITED | Private company limited by shares | Live |
| Oxygen 1 Creative Limited | Private company limited by shares | Live |
| MARS OXYGEN COMPANY LIMITED | Private company limited by shares | Live |
| Oxygen trade Limited | Private company limited by shares | Live |
| OXYGENE LIMITED | Private company limited by shares | Live |
| Oxygenizer HK Limited | | Live |
| OXYGENLINK PUBLISHING COMPANY LIMITED | Private company limited by shares | Live |
| OXYGENR LIMITED | Private company limited by shares | Live |
| Oxygenta Limited | Private company limited by shares | Live |
| OxygenWaterConservation International Limited | Private company limited by shares | Dissolved |
| Oxy-health International Co., Limited | Private company limited by shares | Live |
| China oxyhydrogen Group Co., Limited | | Live |
| Oxylium-Servicing Limited | Private company limited by shares | Live |
| OXYMORE LIMITED | Private company limited by shares | Live |
| Oxyone Sports Team Limited | Private company limited by shares | Live |
| OXYOOM LIMITED | | Live |
| OXYplus Limited | Private company limited by shares | Dissolved |
| OXYTEC LIMITED | Private company limited by shares | Live |
| Oxytocin Co Limited | Private company limited by shares | Live |
| oxyvital Limited | Private company limited by shares | Live |
| Oxzone Trading Corporation Limited | Private company limited by shares | Live |
| OXZZLE Limited | Private company limited by shares | Live |