POS data interface system based on block chain

Abstract

The invention provides a POS data interface system based on a block chain. The system comprises a POS system based on the block chain and an HEX system. The POS system exchanges data with the HEX system; the POS system accesses previous historical transaction information through an interface; the HEX system outputs main file data to the POS system through the interface; the HEX system synchronizestransaction data generated by the POS system, the obtained transaction data and the current DRS transaction data can be subjected to HEX subsequent report and inventory calculation in parallel, and an electronic invoice issuing system obtains the transaction information of invoice issuing from the interface and returns interface invoice issuing information at the same time. In the invention, workintensity of service personnel is reduced, and in-store cashier efficiency is improved.

Description

technical field [0001] The invention belongs to the technical field of block chains, and in particular relates to a POS data interface system based on block chains. Background technique [0002] As the most important innovation in the history of the modern payment industry, the emergence of the electronic account front-end identification medium—bank card and its corresponding organizational model has greatly accelerated the innovation process of the global payment industry. At present, the third wave of informatization is in the ascendant and continues to penetrate into the payment field, which promotes the rapid innovation of payment technology and promotes the steady evolution of payment business models. [0003] From the perspective of accounts, benefiting from the popularity of smart phones, users' transaction account carriers are evolving from traditional bank card magnetic stripes or IC chips to various diversified smart terminals such as PCs, PADs, and mobile phones. ...

AI Technical Summary

Problems solved by technology

[0004] However, the traditional catering and retail industries have problems such as low cash register efficiency, high marketing costs, chaotic management of chain stores, and inability to obtain user data in real time.

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