SITERWELL ELECTRONICS CO., LIMITED is a leading manufacturer and solution-provider that provides wide-scale services in both residential and commercial applications, including Security, IoT, smart city, smart home development, and exported to around 66 countries all over the world. Products cover smoke alarms, CO alarms, heat alarms, gas alarms, PIR sensors, door sensors, anti-theft alarms, etc. As company compliance with the EU, America, Australia, and China Standard, Siterwell’s product obtained UL, CE,3C, and other standard qualification certifications. Our effort is to build a high-tech manufacturing enterprise and provide a high-end solution to all customers.