| Ultral Tech Engineering Limited | Private company limited by shares | Live |
| Ultralast China Limited | Private company limited by shares | Dissolved |
| ULTRALEAD LIMITED | Private company limited by shares | Live |
| UltraLED Lighting Co., Limited | Private company limited by shares | Live |
| IMS ULTRALIFE LIMITED | | Live |
| 925 ULTRALIGHT CO., LIMITED | Private company limited by shares | Dissolved |
| JIANGSU ULTRA-LIGHT INDUSTRY LIMITED | Private company limited by shares | Live |
| ULTRALINE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| ULTRALINK LIMITED | Private company limited by shares | Dissolved |
| ULTRALINK LIMITED | Private company limited by shares | Dissolved |
| UltraLink Limited | Private company limited by shares | Live |
| ULTRALIS LIMITED | Private company limited by shares | Live |
| ULTRALITE LIMITED | Private company limited by shares | Dissolved |
| ULTRALITE ASIA LIMITED | Private company limited by shares | Dissolved |
| ULTRALUCK LIMITED | Private company limited by shares | Dissolved |
| ULTRALUXE LIMITED | Private company limited by shares | Dissolved |
| ULTRALUXE LIMITED | Private company limited by shares | Dissolved |