| TECHSTAR INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| TECHSTAR INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| TECHSTAR INT'L INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TECH-STAR INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TECHSTAR INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| TECH-STAR INVESTMENTS HK LIMITED | Private company limited by shares | Live |
| TECHSTAR MANAGEMENT LIMITED | Private company limited by shares | Live |
| TECHSTAR NOMINEES LIMITED | Private company limited by shares | Dissolved |
| TECHSTAR PACKAGING (FAR EAST) LIMITED | Private company limited by shares | Live |
| TECHSTAR PACKAGING (HK) LIMITED | Private company limited by shares | Live |
| TECHSTAR PROPERTIES LIMITED | Private company limited by shares | Live |
| TECHSTAR RESOURCES LIMITED | Private company limited by shares | Dissolved |
| TECHSTAR SERVICES LIMITED | Private company limited by shares | Live |
| TECHSTAR SHIPPING LIMITED | Private company limited by shares | Dissolved |
| TECHSTAR TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| TECHSTAR TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| TechStar Financial Technology Co., Limited | Private company limited by shares | Live |
| TECHSTAR TRADING LIMITED | Private company limited by shares | Dissolved |
| TECHSTAR TRANSPORTATION LIMITED | Private company limited by shares | Dissolved |
| Techstation Limited | Private company limited by shares | Live |
| TECHSTER LIMITED | | Live |
| Techstone Limited | Private company limited by shares | Live |
| TECHSTONE TRADE LIMITED | Private company limited by shares | Live |
| Techstream-Projects Limited | Private company limited by shares | Live |
| GLOBAL TECHSUIT MANUFACTURING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TECHSUN LIMITED | Private company limited by shares | Dissolved |
| TECHSUN LIMITED | Private company limited by shares | Dissolved |
| TECHSUN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TECHSUN INC. LIMITED | Private company limited by shares | Live |
| TECHSUN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Techsun Investment Limited | Private company limited by shares | Live |
| TECHSUN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| TECH-SUPER INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| TECH-SUPER INTERNATIONAL (HONGKONG) LIMITED | Private company limited by shares | Live |
| TECHSYS LIMITED | Private company limited by shares | Live |
| ADEC TECH-SYSTEM INC. LIMITED | Private company limited by shares | Live |
| TECHSYSTEM MANUFACTURING LIMITED | Private company limited by shares | Dissolved |
| Techsystems Limited | Private company limited by shares | Live |