| Coos Creations (HK) Limited | Private company limited by shares | Live |
| Hong Kong COOS Limited | Private company limited by shares | Live |
| HONGKONG COOS EDUCATION&TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Coos Bay International Company Limited | Private company limited by shares | Dissolved |
| Zhejiang Coosai Valve Co., Limited | Private company limited by shares | Live |
| Coosai International Co., Limited | Private company limited by shares | Live |
| Hong Kong COOSEE International Co., Limited | | Live |
| COO-SEEK LIMITED | Private company limited by shares | Live |
| COOSLO LIMITED | Private company limited by shares | Live |
| HK Coosoo Fashion Limited | | Live |
| COOSTAR ENTERPRISES LIMITED | Private company limited by shares | Live |
| Cooster Technology Limited | Private company limited by shares | Live |
| Coosure Industrial Co., Limited | Private company limited by shares | Live |