| Company Name | Type | Status |
|---|---|---|
| TACS ASIA LIMITED | Private company limited by shares | Dissolved |
| TACSEN MANAGEMENT CONSULTANTS LIMITED | Private company limited by shares | Live |
| TACSEN Training and Consulting (HK) Limited | Private company limited by shares | Live |
| BEIJING TACSION TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| TACSIS (HK) LIMITED | Private company limited by shares | Dissolved |
| TACSON LIMITED | Private company limited by shares | Dissolved |
| TACSUN LIMITED | Private company limited by shares | Live |