| CirTech GP Limited | Private company limited by shares | Live |
| CIRTech RN GP Limited | Private company limited by shares | Live |
| Creation Cirtech Co., Limited | Private company limited by shares | Live |
| CREATION CIRTECH (HK) CO., LIMITED | Private company limited by shares | Live |
| Florida CirTech (H.K.) Limited | Private company limited by shares | Live |
| CIR-TECH (H.K.) LIMITED | Private company limited by shares | Dissolved |
| CIRTECH (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| CIRTech Xjet Investments Limited | Private company limited by shares | Live |
| CIRTech Kaminario Investments Limited | Private company limited by shares | Live |
| CIRTECH TECHNOLOGY (INTERNATIONAL) LIMITED | Private company limited by shares | Live |