| Company Name | Type | Status |
|---|---|---|
| MIYAMA DYEING CO., LIMITED | Private company limited by shares | Dissolved |
| HONG KONG MIYAMA ELECTRIC CO., LIMITED | Private company limited by shares | Live |
| MIYAMA ELECTRIC (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| MIYAMA HONG KONG COMPANY, LIMITED | Private company limited by shares | Live |