| EUCA Group Limited | Private company limited by shares | Live |
| EUCA TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| EUCA Sanitizing Technology Company Limited | Private company limited by shares | Live |
| Eucaltek Limited | Private company limited by shares | Live |
| Eucalyptus Limited | Private company limited by shares | Live Commenced dormancy on 06-Jun-2016 |
| EUCALYPTUS COMPANY LIMITED | Private company limited by shares | Live |
| EUCALYPTUS BIO-TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| CHINESE FAST-GROWING EUCALYPTUS INDUSTRY PROMOTION CENTER TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Eucalyptus globulus Limited | | Live |
| EUCALYPTUS HOUSE (HK) LIMITED | Private company limited by shares | Live |
| Hong Kong Eucalyptus Hardware Electronics Co., Limited | Private company limited by shares | Live |
| Eucalyptus Source (Hong Kong) Limited | Private company limited by shares | Live |
| EUCALYPTUS INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| Qiao Eucalyptus Limited | | Live |
| EUCALYPTUS INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| EUCAN PRODUCTIONS LIMITED | | Live |
| EU-CARE LIMITED | Private company limited by shares | Dissolved |
| Eucariya Limited | Private company limited by shares | Live |