RFID smart vending machine is an innovation and upgrade from traditional unmanned vending machine. It improve the SKU type limitation of traditional unmanned vending machines due to the unpleasant experience of being unable to contact the product before purchasing. RFID technology enables the unmanned vending machine to be open to meet customers’ pre-purchase experiences and choices, and to record and direct customer purchasing behavior, facilitate sales opportunities, and provide necessary data support to improve products for retailers and even manufacturers, and enhance shopping experience. The smart vending machine can be integrated to achieve a traditional physical store products display, anti-theft, consumer guide, advertising, settlement and payment of the whole process applications. It can achieve the complete function of a single storefront without human intervention.