| KARIFOND CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SIA ENERGY INTERNATIONAL (HK) LIMITED | Private company limited by shares | Dissolved |
| CROWN WIN LIMITED | Private company limited by shares | Live |
| ATMS (H.K.) CO., LIMITED | Private company limited by shares | Dissolved |
| BLUE-SKY INTERNATIONAL (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| HYDAC TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| TAI WO TRANSPORTATION CO., LIMITED | Private company limited by shares | Dissolved |