Hui Shi An Technology Co., Ltd is an integrated enterprise of Hi-tech specializing in the development, manufacture and sale of security products, to provide leading security products, professional industry solutions and best service, to create more value for customers.Our company depends on the topping technical strength and abundant experience in development, so, our products can stand in the leading position in the area of CCTV. Our products range include: IR intelligent high speed dome camera, HD IP speed dome camera, Auto tracking speed dome, DPS WDR camera, HD-SDI camera, Road surveillance cameras etc. Products have been widely applied in domestic and overseas financial, transportation, education etc. and convoy for construction of safe city, and devoted to provide the leading and professional products and High-end video monitoring solution.