| SMIC Limited | Private company limited by shares | Dissolved |
| SMIC Beijing (HK) Company Limited | Private company limited by shares | Live |
| SMIC Solar Cell (HK) Company Limited | Private company limited by shares | Live |
| SMIC TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| SMIC AT (HK) Company Limited | Private company limited by shares | Dissolved |
| SMIC (HK) LIMITED | Private company limited by shares | Live |
| SMIC Shenzhen (HK) Company Limited | Private company limited by shares | Live |
| SMIC Holding Limited | Private company limited by shares | Live |
| SMIC Hong Kong International Limited | Private company limited by shares | Live |
| SMIC Tianjin (HK) Company Limited | Private company limited by shares | Live |
| SMICAM LIMITED | Private company limited by shares | Dissolved |
| SMICAP Consultants Pte. Limited | Private company limited by shares | Dissolved |
| SMICOO TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |