| MIDCO LIMITED | Private company limited by shares | Dissolved |
| MIDCO LIMITED | Private company limited by shares | Live |
| OTS MIDCO LIMITED | Private company limited by shares | Live |
| MIDCO AGENCY LIMITED | Private company limited by shares | Dissolved |
| Amazonia Midco (HK) Limited | | Live |
| Harp Midco Limited | | Live |
| Midco Holding Hong Kong Limited | | Live |
| Midco Pastry Limited | | Live |
| Midcoast Capital HongKong Limited | Private company limited by shares | Live |
| MIDCOASTAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| MIDCOLAM COMPANY LIMITED | Private company limited by shares | Live |
| MIDCOM LIMITED | Private company limited by shares | Live |
| MIDCOM-HONG KONG LIMITED | Private company limited by shares | Live |
| MIDCORE TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| MIDCORN LIMITED | Private company limited by shares | Dissolved |