Method of monitoring enterprise false deduction invoice through commodity composition and system thereof

Abstract

The invention provides a method of monitoring an enterprise false deduction invoice through commodity composition and a system thereof. The method comprises the following steps: input commodity data preparation is carried out, input data query is executed, taxpayers are grouped and calculated according to commodity names, and a composed input commodity data collection is obtained; output commodity data preparation is carried out, output data query is executed, taxpayers are grouped and calculated according to commodity names, and a composed output commodity data collection is obtained; in the obtained input commodity data collection, descending sorting is carried out according to the money sum proportion, calculation of the input commodity composition is carried out, and a main input commodity composition data collection is obtained; and names of commodities in the generated main input commodity composition data collection are sequentially taken out item by item for false deduction analysis. Enterprise false deduction invoice doubts are found, production and operation activities of the enterprise are monitored, normal production and operation of the enterprise are further regulated, and illegal and rule-breaking operation of the enterprise is avoided.

Description

technical field [0001] The invention relates to the technical field of tax control, in particular to a method and a system for monitoring falsely offset invoices of enterprises through commodity composition. Background technique [0002] The invention, promotion and use of the value-added tax anti-counterfeiting tax control system has greatly increased the national tax revenue and has become one of the powerful means of tax collection and management in our country. However, there are still unscrupulous enterprises that take advantage of the lack of existing tax collection and management methods to engage in illegal business activities , Which led to the emergence of problems such as "incoming but not selling, selling but not imported, false sales, inconsistent deductions, yin and yang tickets". Among them, the enterprise makes use of the anti-counterfeiting tax control system in the process of tax copying and certification, and only needs to check the conditions of the seven...

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Problems solved by technology

[0002] The invention, promotion and use of the value-added tax anti-counterfeiting tax control system has greatly increased the national tax revenue and has become one of the powerful means of tax collection and management in our country. However, there are still unscrupulous enterprises that take advantage of the lack of existing tax collection and management methods to engage in illegal business activities , which led to the emergence of problems such as "incoming without sales, sales without import, false sales, inconsistent deduction, yin and yang tickets" and other problems

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