| CHINA OLYMPICS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| OLYMPIO LIMITED | | Live |
| OLYMPIUS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Olymplus Child-care Associate Limited | Private company limited by shares | Live |
| OLYMPOS LIMITED | Private company limited by shares | Dissolved |
| OLYMPOS International Limited | Private company limited by shares | Live |
| OLYMPOS MARINE SERVICE LIMITED | Private company limited by shares | Live |
| JD Olympus Limited | Private company limited by shares | Live |
| Olympus Limited | Private company limited by shares | Live |
| Olympus SCM Limited | Private company limited by shares | Live |
| Grand Olympus Limited | Private company limited by shares | Live |
| Olymsky Technology Limited | Private company limited by shares | Live |
| OLYMSPORT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| OLYM-TECH COMPANY LIMITED | Private company limited by shares | Live |
| Germany Olyna Cpd Limited | Private company limited by shares | Live |
| Olynda Co., Limited | Private company limited by shares | Live |
| Olyne Co., Limited | Private company limited by shares | Live |
| OLYNTHOS HONG KONG LIMITED | Private company limited by shares | Live |
| OLY-P.A.M. INDUSTRIAL LIMITED | Private company limited by shares | Live |
| RICH OLYPMIC INTERNATIONAL LIMITED | Private company limited by shares | Live |
| OLYPUS ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| OLYRA FOOD STUFF LIMITED | | Live |
| O'LYS Limited | Private company limited by shares | Live |
| OLYTECH LIMITED | Private company limited by shares | Live |
| OLYTRON ELECTRONICS (HK) CO., LIMITED | Private company limited by shares | Live |
| OLYWELL INDUSTRY (HK) LIMITED | Private company limited by shares | Live |