| Company Name | Type | Status |
|---|---|---|
| PRO-LIT CO LIMITED | Private company limited by shares | Live |
| PROLITE LIMITED | Private company limited by shares | Dissolved |
| PROLITE CO., LIMITED | Private company limited by shares | Live |
| PROLITE EASTERN CO., LIMITED | Private company limited by shares | Live |
| PRO-LITE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| PROLITRONIC LIMITED | Private company limited by shares | Dissolved |