| Company Name | Type | Status |
|---|---|---|
| Oyan Company Limited | Private company limited by shares | Dissolved |
| O'YANG INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| OYANG TRADING LIMITED | Live | |
| XINGLONG OYANG INVESTMENT LIMITED | Live | |
| GERMANY O'YANOR INT'L GROUP CO., LIMITED | Private company limited by shares | Live |