- Dongguan Zhongke Doson Cooperation Intelligent Technology Co., Ltd
- America|Europe|Australia
China(Mainland)
- Shaanxi More Sensing Technology Co., Ltd
- all over the world
China(Mainland)
- King Pigeon Alarm Systems Co.,Ltd
- word wide
China(Mainland)
- King Pigeon Communication Co.,Ltd.
- worldwide, italy
China(Mainland)