| TRUMP TOOLSTECH CO., LIMITED | Private company limited by shares | Live |
| BOLOT TOOL-STEEL LIMITED | Private company limited by shares | Live |
| MING LEE TOOL-STEEL (CHINA) COMPANY LIMITED | Private company limited by shares | Live |
| MING LEE TOOL-STEEL AND MACHINES COMPANY LIMITED | Private company limited by shares | Live |
| WING TAI TOOL-STEEL & MACHINES LIMITED | Private company limited by shares | Dissolved |
| TOOLSUNION LIMITED | Private company limited by shares | Live |
| TOOLSUNION LIMITED | Private company limited by shares | Live |
| TOOLTALK COMPANY LIMITED | Private company limited by shares | Live |
| TOOLTALKER CO., LIMITED | Private company limited by shares | Live |
| TOOLTECH COMPANY LIMITED | Private company limited by shares | Live |
| TOOLTECH (HONG KONG) LIMITED | Private company limited by shares | Live |
| Tooltips Tech Limited | Private company limited by shares | Live |
| TOOLTWIST LIMITED | Private company limited by shares | Live |
| TOOLUX HK LIMITED | | Live |
| TOOLWIN CO., LIMITED | Private company limited by shares | Live |
| TOOLZLAND LIMITED | Private company limited by shares | Live |