| Company Name | Type | Status |
|---|---|---|
| TOPSUN LIMITED | Private company limited by shares | Dissolved |
| TOPSUN LIMITED | Private company limited by shares | Dissolved |
| TOPSUN C & C LIMITED | Private company limited by shares | Dissolved |
| Topsun Company Limited | Private company limited by shares | Live |
| Shenzhen Topsun Optoelectronic Co., Limited | Private company limited by shares | Live |
| TOPSUNG TECHNOLOGY LIMITED | Private company limited by shares | Live |
| TOPSUNNY LIMITED | Private company limited by shares | Dissolved |