| YOUDUN. HK HOLDING GROUP LIMITED | Private company limited by shares | Live |
| GERMANY YOUDUN TOOL (INT'L) LIMITED | Private company limited by shares | Live |
| GERMANY YOUDUN MACHINE (INT'L) LIMITED | Private company limited by shares | Live |
| YOUDUN (CHINA) AUTOMOBILE BRAKING SYSTEM SELL SERVE CENTER LIMITED | Private company limited by shares | Live |
| HK YOUDUN TRADING LIMITED | Private company limited by shares | Live |
| HONG KONG YOUDUO CHILDREN PRODUCTS LIMITED | Private company limited by shares | Live |
| HK Youduo Technology Co., Limited | Private company limited by shares | Live |
| YOUDUO TRADE LIMITED | | Live |
| YouDuo (HK) Trade Co., Limited | | Live |