发票是记录经济业务真实发生的重要凭证,具体来说,是指在购销商品提供或接受服务以及从事其他经营活动中,开具收取的收付款凭证,也是税款缴纳、税项抵扣的主要依据。税务机关通过发票来强化税源监控、堵塞税收征管漏洞,广大消费者利用发票来维护自己的合法权益不受侵犯,由此可 Invoice is an important document that records the true occurrence of economic business. Specifically, it refers to the receipt and payment vouchers issued or received in the purchase and sale of goods or other business activities, and is also the main basis for tax payment and tax deduction . Tax authorities to strengthen the monitoring of tax sources by invoices, plug the tax collection loopholes, the vast number of consumers using invoices to safeguard their legitimate rights and interests are not violated, which can be