| TianJu International Investment Co., Limited | Private company limited by shares | Live |
| Tianju Optoelectronic Co., Limited | Private company limited by shares | Live |
| TIANJU (HK) GROUP CO., LIMITED | Private company limited by shares | Live |
| TIANJU INTERNATIONAL GROUP (H.K) LIMITED | Private company limited by shares | Dissolved |
| HONG KONG TIANJU TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| TIANJU INTERNATIONAL HONGKONG LIMITED | Private company limited by shares | Live |
| TIANJU LIGHTING CO., LIMITED | Private company limited by shares | Live |
| TIANJU CAPTIAL (HONGKONG) MANAGEMENT LIMITED | Private company limited by shares | Live |
| TIANJU INTERNATIONAL TRADE CO., LIMITED | Private company limited by shares | Live |
| TIANJU TRADING LIMITED | Private company limited by shares | Live |
| HK YOUYA TIANJU TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK TIANJUN BUSINESS CONSULT LIMITED | Private company limited by shares | Live |
| Tianjuyuan International Industry Holding Group Co., Limited | Private company limited by shares | Live |