Internal and external network bill unified electronic service system

Abstract

The invention provides an internal and external network bill unified electronic service system. The system includes an external network bill application service unit, an internal bill application and audit service unit, a bill printing mechanism and a bill electronic scanning mechanism; the external network bill application service unit is connected with the internal bill application and audit service unit through an unidirectional serial port simulation keyboard interface; the bill printing mechanism is connected with the internal bill application and audit service unit; the bill electronic scanning mechanism is connected with the external network bill application service unit; and the bill printing mechanism is connected with the bill electronic scanning mechanism through a paper conveying transmission mechanism. With the internal and external network bill unified electronic service system of the invention adopted, electronic services according to which an internal network audits and prints bills are provided for customers through a rich multi-channel external network customer service platform under the condition that absolute information security required by the internal network can be ensured, and physical network connections (including wired and wireless connections) are prevented from existing between the network elements of an external network and the network elements of the internal network.

Description

technical field [0001] The invention belongs to the technical field of electronic invoices and paperless services, and specifically relates to an electronic bill service system suitable for the national power grid and similar enterprises that have strong network security requirements and require absolute network isolation between internal and external networks. Background technique [0002] As the technology based on the Internet is becoming more and more mature, a large number of Internet and mobile applications are booming. The most representative ones are WeChat services, mobile APP services and website service applications, which have enriched the channels and means for enterprises to serve customers. It reduces the service cost and is very popular in the innovation and construction of enterprise customer service channels. As a representative of the country's most advanced electricity service technology, the State Grid Corporation of China also pays attention to the late...

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Problems solved by technology

Of these two methods, the former is very inconvenient for users, while the latter has poor d

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