| Company Name | Type | Status |
|---|---|---|
| KTC8CHINA LIMITED | Private company limited by shares | Live |
| KTCABLES LIMITED | Private company limited by shares | Live |
| KTCAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| KTC-AUDIO LIMITED | Private company limited by shares | Live |
| KTCB Limited | Private company limited by shares | Live |
| KT-CBD Limited | Private company limited by shares | Live |
| KTCL LIMITED | Private company limited by shares | Live |
| KTCommerce Limited | Private company limited by shares | Live |
| KTCP DUTY FREE LIMITED | Private company limited by shares | Live |