| Yangtai Co., Limited | Private company limited by shares | Live |
| YANGTAI HARDWARE AND MACHINERY COMPANY LIMITED | Private company limited by shares | Dissolved |
| YANGTAI (HK) GIFT LIMITED | Private company limited by shares | Live |
| HONG KONG YANGTAI HOLDINGS COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG YANGTAI CO., LIMITED | Private company limited by shares | Dissolved |
| HONG KONG YANGTAI INDUSTRIAL CO., LIMITED | | Live |
| HONGKONG YANGTAI ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| HONGKONG YANGTAI PLASTIC MOLD LIMITED | Private company limited by shares | Live |
| HONGKONG YANGTAI FOREIGN TRADE CO., LIMITED | Private company limited by shares | Live |
| HONGKONG YANGTAI TRADING CO., LIMITED | Private company limited by shares | Live |
| HONGKONG YANGTAI INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| Yango Yangtai HongKong Limited | Private company limited by shares | Live |
| 3BY YANGTAI WIRECABLE INDUSTRIAL (HK) LIMITED | Private company limited by shares | Live |
| YANGTAI INDUSTRY COMPANY LIMITED | Private company limited by shares | Dissolved |
| Yangtai Trading Limited | Private company limited by shares | Live |
| YANGTAI EXPORT TRADING LIMITED | Private company limited by shares | Live |
| YUEQING YANGTAI ELECTRIC COMPANY LIMITED | Private company limited by shares | Live |