| BAYTA LIMITED | Private company limited by shares | Live |
| Baytec Limited | Private company limited by shares | Live |
| BAYTEC DOITSU LIMITED | | Live |
| Baytec Hong Kong Limited | | Live |
| BAYTECH LIMITED | Private company limited by shares | Dissolved |
| BAYTECH TRADING LIMITED | Private company limited by shares | Live |
| BAYTEK LIMITED | Private company limited by shares | Dissolved |
| BAYTEK (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| BAYTEK TESTCONSULT LIMITED | Private company limited by shares | Live |
| BAYTON LIMITED | Private company limited by shares | Live |
| BAYTREE COMPANY LIMITED | Private company limited by shares | Dissolved |
| BAYTREE LIMITED | Private company limited by shares | Dissolved |
| Baytron Electronics Co., Limited | Private company limited by shares | Live |
| Baytung Limited | | Live |