| Company Name | Type | Status |
|---|---|---|
| SWEC TECHNOLOGIES CO., LIMITED | Private company limited by shares | Live |
| SWECAN LIMITED | Private company limited by shares | Dissolved |
| SWECAN ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SWECO (HK) LIMITED | Private company limited by shares | Dissolved |
| SWECO INDUSTRIAL SUPPLIES LIMITED | Private company limited by shares | Dissolved |
| SWECUST COMPANY LIMITED | Private company limited by shares | Live |