| CEREBELLUM COMPANY LIMITED | Private company limited by shares | Dissolved |
| CEREBERUS LIMITED | Private company limited by shares | Dissolved |
| Cereblex Limited | | Live |
| Cereblue Limited | Private company limited by shares | Live |
| CEREBOS (HONG KONG) LIMITED | Private company limited by shares | Live |
| Cerebra Limited | Private company limited by shares | Dissolved |
| CEREBRA ITS LIMITED | Private company limited by shares | Live |
| Cerebral Limited | Private company limited by shares | Live |
| BOZHAO CEREBRAL EDUCATION REAEARCH INSTITUTE OF CHINA LIMITED | Private company limited by shares | Dissolved |
| Cerebral Quality Contracting Limited | Private company limited by shares | Live |
| CEREBRAL CUBE CORPORATION LIMITED | Private company limited by shares | Live |
| CEREBRAL DESIGN (HK) LIMITED | Private company limited by shares | Live |
| International Cerebral Development Research Limited | Private company limited by shares | Live |
| ROARING CEREBRAL LIMITED | Private company limited by shares | Live |
| Cerebration Science Publishing Co., Limited | | Live |
| Cerebrem Limited | | Live |
| CerebrEX (HK) Co., Limited | Private company limited by shares | Live |
| CEREBRO LIMITED | Private company limited by shares | Dissolved |