| ARCOLECTRIC SWITCHES (HONG KONG) LIMITED | Private company limited by shares | Live |
| NKK SWITCHES HONG KONG COMPANY LIMITED | Private company limited by shares | Live |
| HONGKONG CHANGSHU SWITCHES ELECTRICAL LIMITED | Private company limited by shares | Live |
| FULL HOUSE ELECTRICAL SWITCHES CO., LIMITED | Private company limited by shares | Live |
| 3E SWITCHES INDUSTRIES LIMITED | Private company limited by shares | Live |
| FUTINA SWITCHES AND SOCKETS INTERNATIONAL LIMITED | Private company limited by shares | Live |
| I. LIGHTING & SWITCHES LIMITED | Private company limited by shares | Live |
| CHANGSHU ELECTRICAL SWITCHES MAKE LIMITED | Private company limited by shares | Dissolved |
| E & K SWITCHES MANUFACTURING LIMITED | Private company limited by shares | Dissolved |
| SHANGHAI FEIDIAO ELECTRICAL SWITCHES LIMITED | Private company limited by shares | Live |
| TOWER SWITCHES LIMITED | Private company limited by shares | Live |