| LONGHORN LIMITED | Private company limited by shares | Dissolved |
| LONGHORN LIMITED | | Live |
| Longhorn Technology (Hong Kong) Company Limited | Private company limited by shares | Dissolved |
| LONGHORN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| LONGHORN LIGHTING (HK) CO., LIMITED | Private company limited by shares | Live |
| Longhorn Technology Co., Limited | Private company limited by shares | Live |
| Longhorn Trading Co., Limited | Private company limited by shares | Live |
| LONGHORNS LIGHTING LIMITED | | Live |
| LONGHORNS TRADING LIMITED | Private company limited by shares | Dissolved |