| Company Name | Type | Status |
|---|---|---|
| TONGRUI HK LIMITED | Live | |
| Tongruiyou Technology Co., Limited | Live | |
| NINGBO TONGRUN ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| Tongrun Trading Limited | Private company limited by shares | Live |
| TONGRUNDUO (HONGKONG) PETROCHEMICAL PROJECTS LIMITED | Private company limited by shares | Live |
| HongKong TongRunFeng Management Limited | Private company limited by shares | Live |