| T.T.S CHINA LIMITED | Private company limited by shares | Live |
| TT'S TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| T.T.S. TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| TTS3 Limited | Private company limited by shares | Live |
| TTSD INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Live |
| TTSEVEN LIMITED | | Live |
| TTSK LIMITED | Private company limited by shares | Live |
| TTSON LIMITED | Private company limited by shares | Live |
| TTSPEED LIMITED | Private company limited by shares | Live |
| TTSQ LIMITED | | Live |