Popis: |
With the improvement of living standards and the development of the Internet, while food safety is being paid attention to, big data analysis of customer demand is becoming more and more important. In the past research on dairy traceability systems based on blockchain, people pay more attention to the role of "security traceability". On the basis of the original, this paper implements the traceability system with two functions of "security traceability + precision marketing" in the Hyperleger Fabric platform. On the basis of solving the problem of "security traceability" for consumers, this paper adds the function of big data analysis and precision marketing for sellers. It is hoped to further promote the application of blockchain in daily life. |