| LIGHTSOURCE DEVELOPMENT COMPANY LIMITED | Private company limited by shares | Live |
| GUANGZHOU LIGHTSOURCE ELECTRONICS LIMITED | Private company limited by shares | Live |
| LIGHT-SOURCE OPTICAL INSTRUMENTS MFY. LIMITED | Private company limited by shares | Dissolved |
| LIGHTSOURCE INTERNATIONAL (ASIA) LIMITED | Private company limited by shares | Live |
| LIGHTSOURCE INTERNATIONAL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| Light-Source Solutions Limited | Private company limited by shares | Live |
| LIGHTSOURCE TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| LightSource Trading Limited | Private company limited by shares | Live |