| METECH CO., LIMITED | Private company limited by shares | Dissolved |
| Metech Fittings Co., Limited | Private company limited by shares | Live |
| METECH HI-TECH CO., LIMITED | Private company limited by shares | Live |
| METECH COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| METECH CONSULTING ENGINEERS LIMITED | Private company limited by shares | Dissolved |
| METECH DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| METECH ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| BONA METECH (HK) COMPANY LIMITED | Private company limited by shares | Live |
| METECH ELECTRONICS (HK) LIMITED | Private company limited by shares | Live |
| METECH (HK) INDUSTRIAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| METECH INDUSTRIAL HOLDINGS LIMITED | Private company limited by shares | Live |
| METECH IMPORT AND EXPORT HK CO., LIMITED | | Live |
| METECH INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| ME-TECH INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| Dura Metech Industry Limited | Private company limited by shares | Live |
| METECH INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| Metech International Limited | | Live |
| METECH INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| METECH TECHNOLOGY LIMITED | Private company limited by shares | Live |
| METECH TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| METECHSOME LIMITED | Private company limited by shares | Dissolved |