| Company Name | Type | Status |
|---|---|---|
| WAI FAI & CO. (CAO'S) LIMITED | Private company limited by shares | Live |
| CAOS LIMITED | Private company limited by shares | Live |
| CAOS BROTHERS LIMITED | Private company limited by shares | Live |
| CAOSE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| CAOSHI INDUSTRIAL INVESTMENT GROUP LIMITED | Private company limited by shares | Dissolved |
| ZHONGHUA CAOSHI CULTURE RESEARCH CO., LIMITED | Private company limited by shares | Live |
| CAOSHINENG COMPANY LIMITED | Private company limited by shares | Dissolved |