Kim han-sense (guangzhou) smart technology ltd. Is a high-tech enterprise that specializes in fire escape control systems, technology development for safety technology protection products, application manufacturing and marketing. Over the past 11 years, companies have independently developed and produced high-quality escape door locks, electrical shutters, automatic flat-openers, electromagnetic emitters, fire-gate smart controllers, etc., to provide a safe and reliable safe exit and exit to accommodate a solution to control the entire scene。