PRNC token is a smart contract system based on the Ethereum platform (Ethereum), and its basic functions include: credit points, value carriers, means of payment, transaction records, and community governance. PRNC is mainly used in shopping consumption, real estate investment, trade and retail brand promotion and product and service marketing in tourism and vacation commercial communities. On the basis of the distributed encrypted account system, through the transfer, exchange, reward, gift and other operations and transactions of PRNC, various marketing activities of merchants (including customer point rewards, rebates and customer retention discounts, etc.) are more effective; Customers can obtain price discounts and improve consumption experience in consumption activities such as hotel check-in, entertainment and shopping through PRNC's exchange, payment, exchange and gift operations, thereby enhancing purchase desire and increasing the activity of the business community; in addition, consumption Investors and investors can realize the rational allocation and stable value-added of personal property through digital asset management based on PRNC, and further promote the prosperity and growth of the distributed business ecology of tourist cities and the stable improvement of asset value.