| Company Name | Type | Status |
|---|---|---|
| C.T.T. Enterprise Limited | Private company limited by shares | Live |
| C.T.T. INTERNATIONAL LIMITED | Private company limited by shares | Live |
| CTT2 LIMITED | Private company limited by shares | Dissolved |
| CTTC-HK LIMITED | Private company limited by shares | Live |
| CTTD Global Limited | Private company limited by shares | Live |
| CTTH Company Limited | Private company limited by shares | Live |
| CT-TRADING LIMITED | Private company limited by shares | Live |
| CTTSC LIMITED | Private company limited by shares | Dissolved |
| CTTSZ LIMITED | Live |