| HWA'S LIMITED | Private company limited by shares | Dissolved |
| HWAS LIMITED | Private company limited by shares | Live |
| HWA'S CLEANING COMPANY LIMITED | Private company limited by shares | Live |
| HWASA INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| HWASEMI TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Hwashion Group Limited | Private company limited by shares | Live |
| HWASI INTERNATIONAL HOLDING INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Hwasion Technology (HongKong) Limited | Private company limited by shares | Live |
| HWASUN BIOTECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HWASUN CHEMISTRY CO., LIMITED | Private company limited by shares | Live |
| HWASUN TRADE CO., LIMITED | Private company limited by shares | Live |
| HWASUN INDUSTRIAL DEVELOPMENT CO., LIMITED | Private company limited by shares | Live |
| HWASUN RUBBER CO., LIMITED | Private company limited by shares | Live |
| HWASUNG MACHINERY CO., LIMITED | Private company limited by shares | Live |
| HK HWASUNG ELECTRONICS LIMITED | Private company limited by shares | Live |