Established in 1997 in China, shanghai, we are a professional producer of Car Alarm System, Car Reversing Aid, and Motorcycle Anti-Stolen Appliance. It has great advantage on software developing, hardware designing, products processing, and products sale. At present, the scale of production has reached 2 million sets per year. With years of experiences on OEM produce, our products has been sold to many countries and areas such as Europe, America, Middle-east and southeast Asia.