Shanghai Qilen Security Technology Co., Ltd. was established by Inray Electronic Co., Ltd in 2014, located in Shanghai China. Qilen is mainly focus on the production and sales of high quality police products, such as Sirens, Lightbars, Mini-lightbars, LED Beacons and other warning equipment for emergency vehicles.Pursue in top qualityWe always control the whole product flows with scientific manage system. Pursue the perfect quality is the basic of our manage idea, from the raw materials select to the production manufacture professionally and subtly as well as the finished inspect accurately, each detail is highlighted.