Dongguan Wanma Electronic Technology Co., Ltd was founded in May 2004,We are a professional manufacturer of Car Security system, which keeps you far away from traffic tickets and ensures your safe driving.Our mainly produce Radar Detector;GPS Radar detector ; car alarm;GPS tracking and Portable Navigation Detector (PND). The GPS & RD can provide some road safety information for the driver in time. In addition, it can get the safety information of the road ahead in advance by utilizing its ...   |