| SG&M LIMITED | Private company limited by shares | Live |
| S.G.M. ASIA LIMITED | Private company limited by shares | Dissolved |
| S.G.MACHINERY LIMITED | Private company limited by shares | Live |
| SGMB LIMITED | Private company limited by shares | Dissolved |
| SGMC Limited | Private company limited by shares | Live |
| SGMC TRADING LIMITED | Private company limited by shares | Live |
| SGM-HK COMPANY LIMITED | Private company limited by shares | Dissolved |
| SGMMA Developments Limited | | Live |
| SGMN LIMITED | Private company limited by shares | Dissolved |
| SGMY LIMITED | Private company limited by shares | Live |
| SGMY TRADING LIMITED | Private company limited by shares | Live |