Internet of Things(IoT) is permeating our home and society. IoT at home includes smart meters, home comfort, appliances, security and other yet to be created ideas. IoT also enables Smart Cities in transportation, public works, waste management, security, disaster management and many more. The mobile infrastructure to support the Internet connectivity of the many, many devices is fundamental to the realisation of this future. This talks presents the current development and trend on mobile IoT, the opportunities and the challenges.