| Company Name | Type | Status |
|---|---|---|
| ELECTRO-MECHANICAL (EQUIPMENT) LIMITED | Private company limited by shares | Live |
| ELECTROSOLIDS RESEARCH LIMITED | Private company limited by shares | Dissolved |
| DAIWA ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| KOWA ELECTRONIC COMPANY LIMITED | Private company limited by shares | Live |
| MUSE ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| HOP KWAN INVESTMENT COMPANY, LIMITED | Private company limited by shares | Dissolved |