Butterfly Protocol (BPAY) is an ecological public chain based on blockchain technology, serving cross-border e-commerce platforms with a framework of blockchain thinking and financial thinking. The technical architecture includes the basic technology layer, super switching protocol layer, and application layer. Among them, the basic technology layer includes blockchain, decentralized storage networks, atomic hashing, the Internet of Things, and AI; The super exchange protocol layer includes Digital identity and credit, supply chain, digital marketing, transaction and payment, trusted physical channel, supply chain and smart contract; The application layer includes wallets, shopping malls, logistics, finance, and insurance. At the same time, a series of basic technologies will be developed to support the super transmission protocol, which is a basic commercial protocol cluster that supports the operation of upper layer applications. Ultimately, consumers, merchants, and developers are allowed to participate in the operation of the Butterfly Agreement business through their own actions, achieving symbiosis and mutual prosperity in the consumer ecosystem....