| Company Name | Type | Status |
|---|---|---|
| ONETEC COMPANY LIMITED | Private company limited by shares | Live |
| ONETEC ELECTRONICS LIMITED | Private company limited by shares | Live |
| ONETEC PRODUCT COMPANY LIMITED | Private company limited by shares | Dissolved |
| ONE-TECH LIMITED | Private company limited by shares | Live |
| ONETECH SOLUTION LIMITED | Private company limited by shares | Dissolved |
| ONETECH TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| HK ONE-TECHCOMP ELECTRONICS LIMITED | Private company limited by shares | Live |