| BRIGHTEC LIMITED | Private company limited by shares | Live |
| BRIGHTEC ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| BRIGHTEC GROUP LIMITED | Private company limited by shares | Live |
| BRIGHTEC LIGHTING INDUSTRY ENTERPRISES (HK) LIMITED | Private company limited by shares | Live |
| BRIGHTEC INTERNATIONAL LIMITED | Private company limited by shares | Live |
| BRIGHTEC SYSTEM LIMITED | Private company limited by shares | Live |
| BRIGHTECH COMPANY LIMITED | Private company limited by shares | Live |
| BRIGHTECH ENTERPRISE CO., LIMITED | Private company limited by shares | Dissolved |
| Brightech International Co., Limited | | Live |
| SHENZHEN BRIGHTECH CO., LIMITED | Private company limited by shares | Live |
| BRIGHTECH CORPORATION LIMITED | Private company limited by shares | Live |
| BRIGHTECH DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| BRIGHTECH ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| SOL BRIGHTECH ENERGY SAVING LIMITED | Private company limited by shares | Dissolved |
| BRIGHTECH ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| BRIGHTECH FOCUS INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Brightech Industrial Co., Limited | | Live |
| BRIGHTECH INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| BRIGHTECH INTERNATIONAL CO, LIMITED | Private company limited by shares | Dissolved |
| BRIGHTECH INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| BRIGHTECH MANAGEMENT (H.K.) LIMITED | Private company limited by shares | Dissolved |
| BRIGHTECH TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| BRIGHTECH TRADING LIMITED | Private company limited by shares | Dissolved |
| BRIGHTECH TRADING CORPORATION LIMITED | Private company limited by shares | Dissolved |
| Brightech Innovation & Trading Company Limited | | Live |
| BRIGHTECHNO LIMITED | Private company limited by shares | Dissolved |
| BRIGHTECO LIMITED | Private company limited by shares | Dissolved |
| Brightect Limited | Private company limited by shares | Live |