| OXFORD PROPERTIES & FINANCE LIMITED | Private company limited by shares | Live |
| ILTON & OXFORD PROPERTIES LIMITED | Private company limited by shares | Live |
| OXFORD PROPERTY LIMITED | Private company limited by shares | Live |
| OXFORD QUINCY LIMITED | Private company limited by shares | Dissolved |
| Oxford Road Limited | | Live |
| Oxford Sales Limited | | Live |
| Oxford Science Limited | Private company limited by shares | Dissolved |
| OXFORD SCIENCE LIMITED | Private company limited by shares | Live |
| OXFORD LIFE SCIENCES HOLDING LIMITED | Private company limited by shares | Live |
| OXFORD SCREEN PRINTING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Oxford Secretaries Limited | Private company limited by shares | Live |
| Oxford Elite Education Services (Chengdu) Company Limited | Private company limited by shares | Live |
| OXFORD MANAGEMENT SERVICES LIMITED | Private company limited by shares | Dissolved |
| OXFORD SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO OXFORD LIMITED | Private company limited by shares | Dissolved |
| OXFORD SOIL MECHANICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| OXFORD STREET LIMITED | Private company limited by shares | Live |
| OXFORD STYLE COMPANY LIMITED | Private company limited by shares | Dissolved |
| OXFORD SYSTEMS LIMITED | Private company limited by shares | Live |
| OXFORD TEAM LIMITED | Private company limited by shares | Live |
| ILTON & OXFORD TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| OXFORD TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Oxford English Assessment Technology Limited | | Live |
| OXFORD THERMOLUMINESCENCE TEST LIMITED | Private company limited by shares | Dissolved |
| OXFORD FOURTH THREE LIMITED | | Live |
| OXFORD TOWN DEVELOPMENT (HK) CO. LIMITED | Private company limited by shares | Live |
| OXFORD TRADING LIMITED | Private company limited by shares | Live |
| OXFORD ASIA TRADING COMPANY LIMITED | Private company limited by shares | Live |
| OXFORD UNIVERSAL LIMITED | Private company limited by shares | Live |
| UNIVERSITY OF OXFORD CHINA OFFICE LIMITED | Company limited by guarantee | Live |
| Oxford University Innovation (Hong Kong) Limited | Private company limited by shares | Live |
| OXFORD VACMEDIX HK LIMITED | Private company limited by shares | Live |
| OXFORD WORLDWIDE LIMITED | Private company limited by shares | Dissolved |
| Oxford Worldwide Trade Limited | Private company limited by shares | Live |
| Oxfordblue Digital Limited | Private company limited by shares | Live |
| Oxforde Capital Co., Limited | Private company limited by shares | Live |
| OXFORDIST LIMITED | Private company limited by shares | Live |
| Oxfordshire Capital Limited | Private company limited by shares | Live |
| OXGAIN LIMITED | Private company limited by shares | Dissolved |
| Ox-Gallstone Asia Limited | Private company limited by shares | Live |
| OxGame Technology Limited | Private company limited by shares | Live |
| OxHide Limited | Private company limited by shares | Dissolved |
| OXHORN COMPANY LIMITED | Private company limited by shares | Dissolved |
| OXIAPALUS Co., Limited | Private company limited by shares | Live |
| Oxibra Limited | | Live |
| OXICAR LIMITED | Private company limited by shares | Dissolved |
| OXIDA LIMITED | | Live |
| Oxidation Sciences Laboratory Limited | Private company limited by shares | Live |
| ELECTRO OXIDE COMPANY LIMITED | Private company limited by shares | Dissolved |
| Oxides Pigment Co., Limited | | Live |
| INTERNATIONAL OXIDES LIMITED | Private company limited by shares | Dissolved |
| OXIDO (ASIA) LIMITED | Private company limited by shares | Dissolved |
| The Oxigen Limited | | Live |
| OXIMED COMPANY LIMITED | Private company limited by shares | Live |
| OXIMOS LIMITED | Private company limited by shares | Live |
| YIKA SAM OXIN TRADING CO., LIMITED | Private company limited by shares | Live |
| OXIN GROUP LIMITED | Private company limited by shares | Live |
| OXIN TRADING LIMITED | Private company limited by shares | Live |
| Oxinare Resources Limited | Private company limited by shares | Live |
| OXIONG ELECTRIC CO., LIMITED | Private company limited by shares | Dissolved |
| Oxiquimica Overseas Limited | Private company limited by shares | Live |
| OxisLeads Limited | Private company limited by shares | Live |
| OXITON LIMITED | Private company limited by shares | Dissolved |
| Oxka Limited | | Live |
| OXKIN LIMITED | Private company limited by shares | Dissolved |
| OXLAND LIMITED | Private company limited by shares | Dissolved |
| OXLAND LIMITED | Private company limited by shares | Dissolved |
| OXLEY COMPANY LIMITED | Private company limited by shares | Dissolved |
| OXLEY LIMITED | Private company limited by shares | Live |
| OXLEY ENTERTAINMENT COMPANY LIMITED | Private company limited by shares | Live |
| Oxley Group Limited | Private company limited by shares | Live |
| OXLEY (HONG KONG) TRAVEL SERVICE LIMITED | Private company limited by shares | Dissolved |
| OXLEY INVESTMENT CO. LIMITED | Private company limited by shares | Live |
| Oxley Assets Management Limited | Private company limited by shares | Live |
| OXMATIC LIMITED | Private company limited by shares | Dissolved |
| OXMEN CHINA LIMITED | | Live |
| OXMOND NETWORKS LIMITED | Private company limited by shares | Live |
| OXMORE COMPANY LIMITED | Private company limited by shares | Dissolved |
| OXNA ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| OXNARD LIMITED | Private company limited by shares | Dissolved |
| Oxnard Limited | Private company limited by shares | Live |
| OXOGRAPHICS LIMITED | Private company limited by shares | Dissolved |
| OXOMETRIC LIMITED | Private company limited by shares | Live |
| OXON LIMITED | Private company limited by shares | Dissolved |
| Oxon Company Limited | | Live |
| Oxon Consulting Limited | Private company limited by shares | Live |
| Oxon & Cantab Education Limited | Private company limited by shares | Live |
| OXON Game Studio Limited | Private company limited by shares | Live |
| Oxonia Company Limited | Private company limited by shares | Live |
| Oxonian Capital Limited | Private company limited by shares | Live |
| OXONICA (HK) LIMITED | Private company limited by shares | Dissolved |
| OXONS INVESTMENTS LIMITED | Private company limited by shares | Live |
| OXONTA LIMITED | Private company limited by shares | Dissolved |
| OXONTO LIMITED | Private company limited by shares | Live |
| OXONTREE COMPANY LIMITED | Private company limited by shares | Live |
| OXORA CHINA LIMITED | Private company limited by shares | Live |
| OXOX LIMITED | Private company limited by shares | Dissolved |
| OXOZEN RESOURCE LIMITED | Private company limited by shares | Live |
| Ambopteryx Oxpecker Limited | Private company limited by shares | Live |
| OXPLAN COMPANY LIMITED | Private company limited by shares | Dissolved |