| Company Name | Type | Status |
|---|---|---|
| TOPSEN LIMITED | Private company limited by shares | Live |
| Shenzhen Topsen Tech Limited | Private company limited by shares | Live |
| Topsence Investments Limited | Private company limited by shares | Live |
| TOPSEND INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| TOPSENSING ELECTRONICS LIMITED | Private company limited by shares | Live |