Through the summary and analysis of big data, the indicators of the same industry, historical data and upstream and downstream businesses are calculated. The comparison criteria include table comparison, ticket comparison and table tax comparison, and abnormal businesses are found and fed back to the competent tax bureau.

Through the tax classification code, the classification code is equivalent to the tax set up a ledger in the enterprise, and all invoicing will be seen more clearly through the code! For example, you can transfer the invoice of the conference fee code sent by the enterprise, which is clear at a glance!