| FASTECH LIMITED | Private company limited by shares | Dissolved |
| FASTECH LIMITED | Private company limited by shares | Dissolved |
| FASTECH LIMITED | Private company limited by shares | Dissolved |
| FASTECH PCB LIMITED | Private company limited by shares | Live |
| Fastech Limited | Private company limited by shares | Live |
| FASTECH ASIA LIMITED | Private company limited by shares | Live |
| FASTECH (AV) LIMITED | Private company limited by shares | Dissolved |
| Fastech International Co., Limited | Private company limited by shares | Live |
| FASTECH COMPUTER LIMITED | Private company limited by shares | Dissolved |
| FASTECH CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| FASTECH ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| FASTECH ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| Fastech Electronics Company Limited | Private company limited by shares | Live |
| Fastech Engineering (HK) Limited | Private company limited by shares | Live |
| FASTECH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| FASTECH (HK) LIMITED | Private company limited by shares | Dissolved |
| FASTECH (H.K.) LIMITED | Private company limited by shares | Live |
| ANSHIDA FASTECH (H.K.) LIMITED | Private company limited by shares | Live |
| FASTECH INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| FASTECH INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| FASTECH MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| Fastech superhard tools company Limited | Private company limited by shares | Live |
| Fastechnic Limited | | Live |