| Company Name | Type | Status |
|---|---|---|
| HK CHANGYUN BUSINESS & TRADE LIMITED | Private company limited by shares | Live |
| CHANGYUN BUSINESS & TRADE LIMITED | Private company limited by shares | Live |
| RENHE CHANGYUN LIMITED | Private company limited by shares | Dissolved |
| HK CHANGYUN TRADE LIMITED | Private company limited by shares | Live |
| QINGDAO CHANGYUNDA MACHINERY CO., LIMITED | Private company limited by shares | Live |