| HK BIYU TRADE LIMITED | Private company limited by shares | Live |
| BIYU TRADE LIMITED | | Live |
| BIYUAN LIMITED | | Live |
| HONG KONG BIYUN CULTURE LIMITED | Private company limited by shares | Live |
| BIYUN GROUP LIMITED | Private company limited by shares | Live |
| BIYUN INVESTMENTS (HONG KONG) LIMITED | Private company limited by shares | Live |
| BIYUN INTERNATIONAL INDUSTRIAL GROUP (H.K.) LIMITED | Private company limited by shares | Live |
| BIYUN TECNOLOGY LIMITED | Private company limited by shares | Live |
| BIYUN TONG HEALTHCARE COMPANY LIMITED | Private company limited by shares | Live |
| Biyuya Group Co., Limited | | Live |