| Company Name | Type | Status |
|---|---|---|
| TIWAL CHINA (HONG KONG) LIMITED | Private company limited by shares | Live |
| Tiwan Shenglong International Trading Building Material Co., Limited | Private company limited by shares | Live |
| TIWANA LIMITED | Private company limited by shares | Live |
| TIWANA INTERNATIONAL (HK) LIMITED | Private company limited by shares | Dissolved |