1. Judging from the face value, there is an invoice code of 10 in the upper left corner of the invoice, and an invoice number of 8 in the upper right corner. At the same time, there are words printed by computer corresponding to the invoice code and invoice number below the invoice number.

2. Manual identification: users can bring invoices to the front desk of the tax bureau for the staff to pass mechanical identification. Br3。 Look at the font: the numbers on the real invoice are sprayed by imported machines and ink, and the color is black and clear. If you look at it with a magnifying glass, you can see that it is composed of many separated small black dots, which is the commonly used dot printing method. The numbers on the fake invoices are printed normally, which is the difference in printing level. For specific information, please pay attention to official website for first-hand authoritative information.