| THINKMAC ELECTRONICS COMPANY LIMITED | Private company limited by shares | Live |
| ThinkMac International (HK) Limited | Private company limited by shares | Live |
| THINKMADE HK LIMITED | Private company limited by shares | Live |
| ThinkMatrix Limited | | Live |
| THINKMAX ENTERPRISE LIMITED | Private company limited by shares | Live |
| THINKMIND PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| Thinkmore Limited | Private company limited by shares | Live |
| Thinkmore F&M Limited | | Live |
| Thinkmore Solutions Limited | | Live |
| Thinkmuse Co., Limited | Private company limited by shares | Live |