| GREATWALL CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| ECONA INTERNATIONAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| TECHAIN LIMITED | Private company limited by shares | Dissolved |
| TREASURE INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| UNI-ART INVESTMENT LIMITED | Private company limited by shares | Live |
| BILL & FOX LIMITED | Private company limited by shares | Live |
| SUNSHINE LIGHTING INDUSTRY LIMITED | Private company limited by shares | Live |
| THJK CORPORATION LIMITED | Private company limited by shares | Dissolved |