| DONI ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| HONGKONG DONI CO., LIMITED | Private company limited by shares | Live |
| DONIA TRADING CO., LIMITED | Private company limited by shares | Live |
| TTK DONIC DISTRIBUTION LIMITED | Private company limited by shares | Live |
| DONICA ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Donice Limited | Private company limited by shares | Live |
| DONIE LIMITED | Private company limited by shares | Live |
| DONIFORD LIMITED | Private company limited by shares | Live |
| DONIL LIMITED | Private company limited by shares | Live |
| DONINGTON COMPANY LIMITED | Private company limited by shares | Live |
| DONINGTON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| DONIRY LIMITED | Private company limited by shares | Live |
| DONITA LIMITED | Private company limited by shares | Live |
| DONITEK LIMITED | | Live |
| DONIX LIMITED | Private company limited by shares | Dissolved |
| DONIX INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| DONIX SYSTEMS LIMITED | Private company limited by shares | Dissolved |