| Xcoats Infinity Limited | Private company limited by shares | Live |
| Xcode Limited | Private company limited by shares | Live |
| Xcoin Limited | Private company limited by shares | Live |
| xcoinmakers Limited | Private company limited by shares | Live |
| XCOL Technology Limited | | Live |
| X-Color HK Limited | | Live |
| X.COM LIMITED | Private company limited by shares | Dissolved |
| X-COM CO., LIMITED | Private company limited by shares | Live |
| XCOMM LIMITED | Private company limited by shares | Live |
| XCOMM ECOMMERCE LIMITED | Private company limited by shares | Live |
| XCOMM TELECOMMUNICATIONS LIMITED | Private company limited by shares | Live |
| XCON COMPANY LIMITED | Private company limited by shares | Dissolved |
| Xcon Tech Co., Limited | | Live |
| XCONNECTION LIMITED | Private company limited by shares | Live |
| Xconomy Technology Limited | Private company limited by shares | Live |
| XCONTROL LIMITED | Private company limited by shares | Live |
| XCOOL HK COMPANY LIMITED | | Live |
| Xcoolway Limited | | Live |
| XCOORDINATE INTERNATIONAL ENTERPRISE CO., LIMITED | Private company limited by shares | Dissolved |
| XCORE LIMITED | Private company limited by shares | Dissolved |
| X-CORE TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |
| XCORE INTERNATIONAL CO., LIMITED | Private company limited by shares | Dissolved |
| Xcore Technologies Limited | Private company limited by shares | Live |
| DONGGUAN XCOSO ELECTRONIC TECH CO., LIMITED | Private company limited by shares | Live |
| Xcotton Limited | | Live |
| XCOVER LIMITED | Private company limited by shares | Dissolved |