| SANFU HK CO. LIMITED | Private company limited by shares | Dissolved |
| HK SANFU ENTERPRISE LIMITED | Private company limited by shares | Live |
| SANFU PRECISION HK CO. LIMITED | Private company limited by shares | Live |
| SANFUL LIMITED | Private company limited by shares | Live |
| SANFUL INVESTMENT LIMITED | Private company limited by shares | Live |
| HK SANFUL TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| SANFUL TECHNOLOGY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SANFUL TRADING LIMITED | Private company limited by shares | Live |
| SANFULL LIMITED | Private company limited by shares | Dissolved |
| SANFULL LIMITED | Private company limited by shares | Dissolved |
| SANFULL CAPITAL LIMITED | Private company limited by shares | Live |
| SANFULL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SANFULTRONIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| Sanfurney Limited | | Live |