| Company Name | Type | Status |
|---|---|---|
| ISOTOP LIMITED | Private company limited by shares | Dissolved |
| ISOTOP TALENT (HONG KONG) LIMITED | Private company limited by shares | Live |
| Isotope Limited | Live | |
| ASIA ISOTOPE LIMITED | Private company limited by shares | Live Commenced dormancy on 26-May-2014 |
| GIANT DRAGON RARE METAL ISOTOPES (H. K.) LIMITED | Private company limited by shares | Dissolved |