| WELLSUN LIMITED | Private company limited by shares | Dissolved |
| WELLSUN INC LIMITED | Private company limited by shares | Live |
| WELLSUN CAPITAL LIMITED | Private company limited by shares | Live |
| Wellsun Electric Limited | Private company limited by shares | Live |
| WELLSUN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| WELLSUN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| WELLSUN INVESTMENT LIMITED | Private company limited by shares | Live |
| WELLSUN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Wellsun Power Limited | | Live |
| WELLSUNG LIMITED | Private company limited by shares | Live |
| WELLSUNG GROUP (HONGKONG) CO., LIMITED | Private company limited by shares | Live |