‘YoLink’ is a proprietary wireless technology provided by YoSmart. which is based on the Semtech’s LoRa wireless technology combined the YoSmart smart home/buiding protocol, to provide most advanced smart home/buidling devices solution. Compared to WIFI, Bluetooth, ZigBee, Z-Wave and other smart home protocol, it has the advantages of low-power consumption, long-distance coverage (wall penetration), and anti-interference. It is first smart building/home protocol which can be very easily setup and is very low cost, but create a reliable, robust and more secure IoT network.