| NEW TUOHAI LIMITED | Private company limited by shares | Live |
| Hong Kong Tuohai Technology Co., Limited | | Live |
| Tuohai Zhihui Cultural Art Development Co., Limited | Private company limited by shares | Live |
| HONG KONG TUOHAI TRADE CO., LIMITED | Private company limited by shares | Live |
| Tuohai HongKong Limited | Private company limited by shares | Live |
| HONGKONG TUOHAI TRADING CO., LIMITED | Private company limited by shares | Live |
| HK TUOHAI INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Tuohai International Investment Co., Limited | Private company limited by shares | Live |
| Hong Kong Tuohai International Limited | | Live |
| Tuohai Nantong HK Limited | Private company limited by shares | Live |
| Tuohai Siebenhaar Transmission Technology Limited | Private company limited by shares | Live |