| SAMMAS LIMITED | Private company limited by shares | Dissolved |
| SAMMAS SYSTEMS (HK) LIMITED | Private company limited by shares | Live |
| SAMMAS TECHNOLOGY (HONGKONG) LIMITED | Private company limited by shares | Live |
| MAT SAMMAS INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SAMMAS INDUSTRY LIMITED | Private company limited by shares | Dissolved |
| SAMMAS INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SAMMAS INVESTMENT LIMITED | Private company limited by shares | Live |
| Sammaster Limited | Private company limited by shares | Live |