| Company Name | Type | Status |
|---|---|---|
| SEIL LIMITED | Live | |
| HONG KONG SEILAN TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| SEILL COMPANY LIMITED | Private company limited by shares | Live |
| SEILLER LIMITED | Private company limited by shares | Live |
| SEILOP LIMITED | Private company limited by shares | Dissolved |
| Seilov Co. Limited | Live |