| Company Name | Type | Status |
|---|---|---|
| INTERNAL LIMITED | Private company limited by shares | Live |
| Internal Limited | Live | |
| Association of Chinese Internal Auditors Limited | Private company limited by shares | Live |
| INTERNAL BLOCK SYSTEM (INSTALLATION) LIMITED | Private company limited by shares | Dissolved |
| Lucky Times Internal Limited | Private company limited by shares | Live |
| INTERNAL BLOCK SYSTEM (MANUFACTURER) LIMITED | Private company limited by shares | Dissolved |
| Carina Internal Trading Limited | Private company limited by shares | Live |