| C.K.C Limited | Private company limited by shares | Live |
| CKCE & CO. LIMITED | Private company limited by shares | Dissolved |
| CKCENTRE.COM LIMITED | Private company limited by shares | Dissolved |
| CKChiu & Company Limited | Private company limited by shares | Live |
| C.K.C.J LIMITED | Private company limited by shares | Live |
| CKCOM (CHINA) HOLDING CO., LIMITED | Private company limited by shares | Live |
| CKCOM (CHINA) HOLDING GROUP CO., LIMITED | Private company limited by shares | Live |
| Ckcreaf Interactive Limited | | Live |
| CKCS INTERNATIONAL INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| CKCTEC ELECTRONIC (HK) CO., LIMITED | Private company limited by shares | Live |