IVOR Intelligent Electrical Appliance Co., Ltd. is a technology enterprise engaged in the R&D and sales of AIl intelligent switches, lighting, business scenes, smart home, smart building products. This company is Headquartered office of Switch4 company in China, Switch4 company is professional smart home company based on Poland, Switch4 had integrated different standards of smart home such as KNX, Zigbee and CanBus protocol.