发票，并不陌生的字眼。它是财务收支的法定凭证，是会计核算的原始凭证，是税务稽查的重要依据。随着社会的发展，尤其是社会化生产和流通的日益深入，人们几乎一时一刻都离不开它。它记载着公正和无私，成为商品流通的重要见证。然而，曾几何时，圣洁的发票被一些人玷污了， Invoice, is no stranger to the words. It is the legal receipt of financial revenue and expenditure, the original voucher of accounting, is an important basis for tax inspection. With the development of society, especially the deepening of socialized production and circulation, people can not be separated from it almost immediately. It records fairness and selflessness and becomes an important testimony of the circulation of commodities. However, once upon a time, holy invoices were tainted by some,