| oste trading Limited | | Live |
| OSTEAGE LIMITED | Private company limited by shares | Dissolved |
| OSTEC LIMITED | Private company limited by shares | Live |
| OsTech Limited | Private company limited by shares | Live |
| CHINA OSTECH INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| OSTEEN INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| OSTEN LIMITED | Private company limited by shares | Dissolved |
| OSTEN C LIMITED | | Live |
| OSTEND LIMITED | Private company limited by shares | Dissolved |
| OSTEND LIMITED | Private company limited by shares | Live |
| OSTEND INVESTMENT LIMITED | Private company limited by shares | Live |
| OSTENDIC LIMITED | Private company limited by shares | Dissolved |
| OSTENDO LIMITED | Private company limited by shares | Live |
| OSTENTATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| osteoAI Limited | | Live |
| CHINA OSTEOARTHROPATHY REHABILITATION GUIDANCE CENTER LIMITED | Private company limited by shares | Live |
| OsteoAS Limited | Private company limited by shares | Live |
| OSTEOCARE LIMITED | Private company limited by shares | Live |
| OsteoDetect Co. Limited | | Live |
| Osteopathic Healthcare Limited | Private company limited by shares | Dissolved |
| TAO Osteopathy Limited | | Live |
| Sosa Osteopathy Centre Limited | Private company limited by shares | Live |
| Asia Pacific Consortium on Osteoporosis HK Limited | 擔保有限公司 | Live |
| ASIAN ASSOCIATION FOR DYNAMIC OSTEOSYNTHESIS | Company limited by guarantee | Live |
| OSTER LIMITED | Private company limited by shares | Live |
| HK OSTER CO ., LIMITED | Private company limited by shares | Live |
| OSTER (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| OSTER INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| KOREA OSTER TRADING LIMITED | Private company limited by shares | Live |
| LITONG OSTER ENTERPRISES LIMITED | Private company limited by shares | Live |
| OSTERBERG SERVICE AND TRADING HONG KONG LIMITED | Private company limited by shares | Live |
| OSTERBURG LIMITED | Private company limited by shares | Dissolved |
| OSTERGAARD HOLDING LIMITED | Private company limited by shares | Live |
| OSTERIA LIMITED | Private company limited by shares | Live |
| OSTERMANN & CIE LIMITED | Private company limited by shares | Live |
| Ostermann Power Transmission (China) Co., Limited | Private company limited by shares | Dissolved |
| OSTERNS LIMITED | | Live |
| GRUPPE AUS OSTERREICH SA LIMITED | Private company limited by shares | Dissolved |
| Osterstroms China Limited | Private company limited by shares | Dissolved |
| OSTERSUND COMPANY LIMITED | Private company limited by shares | Dissolved |
| Ostex Industry Limited | Private company limited by shares | Live |