| CTSHK INTERNATIONAL TRAVEL AGENCY (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| CTSI GLOBAL LIMITED | Private company limited by shares | Dissolved |
| CTSI CONTAINER LINE LIMITED | Private company limited by shares | Live |
| CTSL LIMITED | Private company limited by shares | Live |
| CTSS ENTERPRISE LIMITED | Private company limited by shares | Live |
| CTSUN (China) Creative Industry Group Limited | Private company limited by shares | Live |
| CTSUN (CHINA) HOLDINGS CO., LIMITED | Private company limited by shares | Live |
| CTSUN INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| CTSUNION LIMITED | Private company limited by shares | Dissolved |
| CTSZ COMPANY LIMITED | | Live |
| CTSZ10 Limited | | Live |
| CTSZ95 Limited | | Live |
| 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 |
| C.T.U. ASIA LIMITED | Private company limited by shares | Live |
| CTUNE TECHNOLOGY (HONG KONG) CO., LIMITED | Private company limited by shares | Dissolved |
| C-TUNE PRODUCTION LIMITED | Private company limited by shares | Dissolved |
| C&T&V INVESTMENT LIMITED | Private company limited by shares | Live |
| CTVHD GROUP HK CO., LIMITED | Private company limited by shares | Live |
| SHENZHEN CTVISON TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| CTVM TV LIMITED | Private company limited by shares | Live |
| C.T.W. INVESTMENT CO. LIMITED | Private company limited by shares | Live |
| CTWANG LIMITED | | Live |
| CT-WATSON TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| My C-Twelve Limited | | Live |
| CTWIN DEVELOPMENT CO., LIMITED | Private company limited by shares | Dissolved |
| CTWKK CO LIMITED | Private company limited by shares | Dissolved |
| CTWO Limited | Private company limited by shares | Live |
| CTWO Group Limited | Private company limited by shares | Live |
| CTY1 LIMITED | Private company limited by shares | Live |
| CTY2 LIMITED | Private company limited by shares | Live |
| CTY3 LIMITED | Private company limited by shares | Live |
| CTY4 LIMITED | Private company limited by shares | Live |
| CTY5 LIMITED | Private company limited by shares | Live |
| CTYAU 1 LIMITED | | Live |