| Company Name | Type | Status |
|---|---|---|
| TESD Group Company Limited | Private company limited by shares | Live |
| TESDA (HONGKONG) CHEMICAL TRADING CO., LIMITED | Live | |
| TESDEANNA ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| TESDEANNA INVESTMENT LIMITED | Private company limited by shares | Live |
| TESDI TRADING CO., LIMITED | Private company limited by shares | Live |