| SIMAG HOLDINGS LIMITED | Private company limited by shares | Live |
| SIMAG HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SIMAG INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| Simag industrial Co., Limited | | Live |
| SIMAG METAL INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| SIMAG ELECTRIC INT'L LIMITED | Private company limited by shares | Live |
| SIMAG INVESTMENT LIMITED | Private company limited by shares | Live |
| SIMAGA (HK) LIMITED | Private company limited by shares | Dissolved |
| SIMAGE ACG LIMITED | Private company limited by shares | Live |
| SIMAGI FINANCE COMPANY LIMITED | Private company limited by shares | Live |
| Simagnoo Trade Company Limited | Private company limited by shares | Live |