| Longhorn |
Longhorn Technology Co.,Ltd. |
| FOCUS |
Shenzhen Meian Technology Co.,Ltd. |
| KARASSN |
Karassn Security Protection Electronics Co.,Ltd. |
| KONLAN |
Konlan Electronic Co.,Ltd |
| SAFESTNET |
Shenzhen Saflly Industral Development Co.,Ltd |
| SELCO |
Sunwave Electronics Co. ,Ltd. |
| WOLF-GUARD |
Shenzhen Wolf-Guard Security Hi-Tech Co.,Ltd. |
| CONWIN |
Shenzhen Conwin Tech. Co., Ltd. |
| PROMATIC |
Hongkong Promatic Group Ltd. |
| LT |
Longtai Electronic Technology Co.,Ltd |
