Shenzhen Ariza Electronic Co., Ltd is one of the most specialized security alarm manufacturers that has its own Research Base in Hongkong.Our main products are as follows: Intelligent wireless alarm system,Wireless & wired alarm system,GSM alarm system,GSM alarm with MMS function,Power alarm system, Base station alarm,smoke detector,gas detector,infrared detector,indoor anti-theft barrier,outdoor multi-beam wall detector ,CCTV alarm system,IR Series Camera, Dome Camera, Speed dome camera, Integrated monitoring system, DVR ect. These products are widely used for Residential area,Police,Traffic,Railway , Electric power , Telecommunications,Chine mobile, China Unicom, China Netcom, oil field.