| Company Name | Type | Status |
|---|---|---|
| ZHENGJIAN (HK) HOSPITAL MANAGE GROUP LIMITED | Private company limited by shares | Live |
| Zhengjian Technology Limited | Live | |
| ZHENGJIAN HONGKONG INT'L TRADE LIMITED | Private company limited by shares | Live |
| China Tongji Zhengjiantang Group Co., Limited | Private company limited by shares | Live |