1, first place: national tax mark: g, d.
2. Second to seventh places: administrative region code (unified ticket is 1 10000, and enterprise title invoices approved by districts and counties are administrative region codes, such as Dongcheng District11,Haidian District1/kloc.
3. The eighth and ninth digits are year numbers, such as 02 and 03.
4. The tenth 0 indicates that this invoice is a computer invoice (the computer version of the invoice can be approved by the tax authorities, and the versions are 1 10,000 yuan,110,000 yuan,110,000 yuan,110,000 yuan). If the tenth 0 is 1, 2. , 3, and 4, respectively, indicate the handwritten invoice version of 1 ten thousand yuan,1ten thousand yuan,1ten thousand yuan, and1ten thousand yuan.