Carlife box is a blockchain intelligent interconnection device that is developed by the Carlife team. It integrates vehicle positioning, driving behavior record, data encryption, data storage, data uploading, 4G, WiFi and other functions. The Carlife box consists of a hardware device plus a software application. The hardware is connected with car computer through OBD2 interface to read and record vehicle and driving-related data. The Mobile APP developed by the Carlife team provides software-end support for the Carlife box. Users could view real-time data and achieve function extensions through APP. With the Carlife box, users can mine while driving