EMQ X is massively scalable, highly extensible distributed MQTT message broker written in Erlang/OTP. EMQ X Broker is open source, everyone can use it to build IoT applications. It is currently used by over 5000 enterprise clients, in over 50 countries to connect over 50 million devices. In this webinar, we explain how EMQ x works, why it is perfect for IoT and demonstrate use cases including smart homes, smart cities and connected cars.