| TREX LIMITED | Private company limited by shares | Dissolved |
| TREX LIMITED | Private company limited by shares | Dissolved |
| T-REX LIMITED | Private company limited by shares | Live |
| TREX ASIA INTERNATIONAL LIMITED | Private company limited by shares | Live |
| TREX ASIA CO., LIMITED | Private company limited by shares | Live |
| TREX INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| T-REX DIGITAL LIMITED | Private company limited by shares | Live |
| T-Rex Dinosaur Company Limited | Private company limited by shares | Live |
| T-REX ENGINEERING LIMITED | Private company limited by shares | Live |
| T-REX ESPORTS HK LIMITED | | Live |
| TREX Group Limited | Private company limited by shares | Live |
| TREX TRADE HOLDING LIMITED | Private company limited by shares | Live |
| SEA TREX INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| T-REX LAND COMPANY LIMITED | Private company limited by shares | Dissolved |
| T-REX Properties Limited | Private company limited by shares | Dissolved |
| SECRET OF T.REX LIMITED -THE- | Private company limited by shares | Live |
| T-Rex Art Studio Company Limited | Private company limited by shares | Live |
| Taiwan Trex Co., Limited | Private company limited by shares | Live |
| T-REX TECHNOLOGY HK LIMITED | Private company limited by shares | Live |
| TREX INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| TREXCA LIMITED | Private company limited by shares | Dissolved |
| TREXIC POP LIMITED | | Live |
| TREXIM INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SURAVI TREXIM CO., LIMITED | Private company limited by shares | Live |
| TREXON LIMITED | Private company limited by shares | Dissolved |
| Trexor Limited | Private company limited by shares | Live |
| TREXTA APAC LIMITED | Private company limited by shares | Live |