FBC (Future business chain) integrates the advantages of public chain openness and transparency into Ethereum's smart contract, reduces the cost of business execution and makes rules transparent. FBC (Future Business Chain) takes 5G information as the foundation of the times and attempts to combine the Internet of Things with finance as the entry point to create a new global Internet of Things financial free trade platform, using blockchain as the underlying support for full ecological digitization. FBC (Future Business Chain) combines blockchain technology and IoT technology with supply chain management methods to achieve IoT product information tracking and global IoT product production and transportation traceability....