| TOPEN HOUSEWARE CO., LIMITED | Private company limited by shares | Live |
| TOPEN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| TOPEN TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Topen Technology Group Co., Limited | Private company limited by shares | Live |
| TOPEN TRADING LIMITED | Private company limited by shares | Dissolved |
| TOPEN UNIVERSAL GROUP LIMITED | Private company limited by shares | Dissolved |
| TOP-END ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| TOP-ENERGO GROUP LIMITED | Private company limited by shares | Live |