| Qingdao Sungre Trading Company Limited | Private company limited by shares | Live |
| SUNGREAT LIMITED | Private company limited by shares | Live |
| SUNGREAT ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SUNGREAT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HK SUNGREEN CO., LIMITED | Private company limited by shares | Dissolved |
| SUNGREEN HOLDING CO., LIMITED | Private company limited by shares | Dissolved |
| SUNGREEN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SUNGREEN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SUNGREEN OPTO-ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| WJ SUNGREEN TRADING COMPANY LIMITED | Private company limited by shares | Live |