| ECST ASIA HOLDING LIMITED | Private company limited by shares | Dissolved |
| ECSTASY COMPANY LIMITED | Private company limited by shares | Dissolved |
| EVER ECSTASY LIMITED | Private company limited by shares | Live |
| ECSTASY INTERNATIONAL GROUP LIMITED | Private company limited by shares | Dissolved |
| ECSTATIC COMPANY LIMITED | Private company limited by shares | Live |
| ECSTATIC PARADISE LIMITED | Private company limited by shares | Dissolved |
| Ecstem International HK Limited | Private company limited by shares | Live |
| ECSTORM GROUP (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| ECSTUDY LIMITED | Private company limited by shares | Dissolved |