| OneCo HK Limited | Private company limited by shares | Live |
| Onecode Limited | Private company limited by shares | Live |
| ONECOLOR CO., LIMITED | Private company limited by shares | Live |
| ONECOM ASIA LIMITED | Private company limited by shares | Dissolved |
| Ping An OneConnect Company Limited | Private company limited by shares | Live |
| Oneconnect System Limited | Private company limited by shares | Live |
| ONE-CONNECTION (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| OneContact Limited | Private company limited by shares | Dissolved |
| OneCool Asia Limited | Private company limited by shares | Live |
| Onecool International Trading Co., Limited | Private company limited by shares | Live |
| ONECORP LIMITED | Private company limited by shares | Live |
| ONECOVE GMBH LIMITED | Private company limited by shares | Live |