Bird's Nest Chain (BNCOIN) is the world's first public chain company dedicated to building bird's nest traceability and supply chain finance, creating the world's first blockchain traceability platform for the bird's nest industry. Let bird's nest production be traced from production, monitoring production, sterilized packaging, supply chain sales process, QR code data on the chain, commodities and data are completely recorded on the chain, the program system operates safely and stably, and with the help of blockchain "public The technical characteristics of "transparency and immutability" solve the problem of mistrust between the whole dairy industry and consumers, and the problem of falsification and falsification of supply chain finance, and realize "trustworthiness" in every link. Bird's Nest Chain (BNCOIN) will provide the underlying network architecture of the blockchain public chain, real-time data entry, major bird's nest service providers can use the sub-chain function and data API interface of the bird's nest public chain to develop their own industry monitoring and sales process systems, product packaging paper Burn the non-tamperable hash two-dimensional code on the surface, scan to realize the data time and event process of the electronic terminal, and simply disclose the data for enterprise customers to ensure that users can clearly understand the product variety number, production period, packaging carton material and other information, so that consumers can feel more at ease .