| Company Name | Type | Status |
|---|---|---|
| Sanmy Company Limited | Private company limited by shares | Live |
| SANMY GROUP CO., LIMITED | Private company limited by shares | Live |
| SANMY TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| SANMY TRADING LIMITED | Private company limited by shares | Dissolved |
| SANMYANMAR COMPANY LIMITED | Private company limited by shares | Live |
| Sanmyon electronics co., Limited | Private company limited by shares | Live |