| CAOA INTERNATIONAL LIMITED | Private company limited by shares | Live |
| HK CAOBEN SHANQUAN BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| TIANTANGYUAN CAOBEN INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| HK CAOBENJIMI BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HONG KONG CAOBENTANG MEDICINE GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| HONG KONG CAOBENTANG INTERNATIONAL LIMITED | Private company limited by shares | Live |
| CAOCAO Limited | | Live |
| ANHUI CAOCAO WINE GROUP LIMITED | Private company limited by shares | Live |
| CaoCao Hong Kong Limited | | Live |
| CAOCAO MOBILITY HONGKONG CO., LIMITED | Private company limited by shares | Live |
| CAOCHANGDI GALLERY OF ART LIMITED | Private company limited by shares | Live |
| QINGDAO CAODAHAI MACHINERY CO., LIMITED | | Live |
| Caoding Hop Noodle Inheritance Limited | | Live |
| CAOFAN CAPITAL HOLDING GROUP LIMITED | Private company limited by shares | Live |
| Caogen Co., Limited | Private company limited by shares | Live |
| Caogen (HK) Investment Limited | Private company limited by shares | Live |
| Caoji Catering Limited | | Live |
| Hong Kong Caoji Company Limited | | Live |
| CAOJIAWA MINING GROUP HONGKONG CO., LIMITED | Private company limited by shares | Live |
| FRABCE CAOLEM FASHION CO., LIMITED | Private company limited by shares | Dissolved |
| Caoling Trading Co., Limited | Private company limited by shares | Live |
| Caomao Technology Stock Company Limited | Private company limited by shares | Dissolved |
| TIANYE CAOMEI FOOD GROUP(HK)LIMITED | Private company limited by shares | Dissolved |
| TIANYE CAOMEI FOOD (SHANGHAI) LIMITED | Private company limited by shares | Dissolved |
| CaoMei (HongKong) Technology Co., Limited | Private company limited by shares | Live |
| Caomu Tingyu Biotechnology Hong Kong Limited | Private company limited by shares | Live |
| HK CAOMUREN INTERNATIONAL APPAREL LIMITED | Private company limited by shares | Live |
| CHINA SAN CAO.QI ZI CULTURE INDUSTRY LIMITED | Private company limited by shares | Live |
| 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 |
| TAIWAN SIJI CAOTANG BIO-TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| CAOTANG EDUCATION HOLDING GROUP CO., LIMITED | Private company limited by shares | Live |
| HK YANZHI CAOTANG INTERNATIONAL GINSENG GROUP LIMITED | Private company limited by shares | Dissolved |
| Rene Caovilla Asia Limited | Private company limited by shares | Live |
| HK CAOWANG TOOL MANUFACTURING CO., LIMITED | Private company limited by shares | Live |
| CAOWEI LIMITED | | Live |
| Caoyon Trade Limited | | Live |
| HONGKONG C&T LIHUA CAOYU INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |