The Amazon ecology contains four main ecological roles, namely ordinary users, merchants, market makers, gateways and financial institutions. These ecological roles together constitute Amazon's global payment ecology, which makes finance simple and makes Payment becomes efficient and eventually becomes the underlying infrastructure of the financial industry, realizing the industrial upgrading of financial services. Anyone and any business entity can conduct various financial transactions such as cross-border payments, B2B business, supply chain finance, loyalty programs, asset management and transactions in a decentralized, cheaper and faster way.