| JETEK CO., LIMITED | Private company limited by shares | Live |
| HONG KONG JETEK GROUP CO., LIMITED | | Live |
| JETEK HK TECH CO., LIMITED | | Live |
| JETEK (HK) LIMITED | Private company limited by shares | Dissolved |
| JETEK TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| TUNG JETEK (H.K.) LIMITED | Private company limited by shares | Dissolved |
| JETEK (HONG KONG) ELECTRONICS CO., LIMITED | | Live |
| JETEK TECHNOLOGY LIMITED | Private company limited by shares | Live |
| JETEK TRADING COMPANY LIMITED | Private company limited by shares | Live |
| JETEK-PCB CO., LIMITED | Private company limited by shares | Live |