Multifunctional invoice management method and multifunctional invoice management system

Abstract

The invention provides a multifunctional invoice management method. The multifunctional invoice management method includes S1, recognizing identities; S2, purchasing invoices; S3, selecting issuing modes of the invoices; S4, recording data information of the invoices; S5, encrypting recorded data of the invoices; S6, printing the invoices; S7, decrypting data in password regions to completely authenticate the invoices; S8, implementing deduction functions of the value-added tax invoices. The invention further provides a multifunctional invoice management system. The multifunctional invoice management system comprises an invoice source control unit, an identity recognition unit, an invoice issuing unit, an encryption unit, a printing unit, an authentication unit and a deduction unit. The invoice source control unit is used for verifying the authenticity of the paper invoices; the identity recognition unit is used for recognizing identity information of invoice issuing parties; the invoice issuing unit is used for recording the data information of the invoices and issuing the invoices; the encryption unit is used for encrypting the issued invoices; the encrypted invoices can be printed by the printing unit; the encrypted invoices can be decrypted and bidirectionally authenticated by the authentication unit; the deduction unit is used for carrying out deduction on the value-added invoices.

Description

technical field

[0001] The invention relates to the technical field of tax control, and particularly designs a multifunctional invoice management method and a management system that integrates value-added tax network invoice management technology and Internet platform technology. Background technique

[0002] The special value-added tax invoice is not only an important accounting document in the taxpayer's economic activities, but also a legal proof for recording the tax obligation of the seller and the input tax amount of the buyer. It has played an important role in my country's economic life. At the beginning of the establishment of the value-added tax invoice system, the offline issuance method was adopted. However, with the rapid development of Internet technology, people's production and life have become more and more inseparable from the Internet, and the traditional way of issuing VAT invoices offline has gradually been unable to meet people's actual needs.

[0003] ...

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