HXB is a virtual token issued by the Puccio Smart City system. It aims to use the economic credit establishment mechanism to prove the core value of the HXB new economic system. Ecological application. It is a blockchain trust mechanism, smart contracts, open financial blockchain investment platform, with the help of blockchain decentralization, distributed database and other technical features, so that "physical assets" break through the limitations of traditional technology limit. Committed to solving the problem of mobile cryptocurrencies, integrating mobile networks of cryptocurrencies around the world, making it easier to convert between telecom mobile money and prepaid credit and postpaid billing platforms.