1, counterfeit currency number, also known as pseudo code. The first few digits of this number are uniformly numbered by the seal management unit, and the last few digits are the number of the seal engraving company, which is unique and can be queried.
2. Fake fonts. The font of the seal adopts the seal making system made by Guo Dun, Zhidao Public Security Bureau, which contains professional anti-counterfeiting fonts. It is impossible to have the same word in a computer, even if you want to copy it.
3. The imitation line of the seal, that is, the white gap on the edge of the seal or the font and graphics, is to prevent the seal from being forged and make it difficult to imitate it.
Extended data:
1. The seals of state administrative organs, enterprises, institutions and social organizations are all round.
2. The seal of the State Council, with a diameter of 6 cm, is printed with the name of the national emblem announced by the central government and the name of the foreign publishing agency of the national emblem from left to right, which is made by the State Council.
3. The seals of the people's governments of all provinces, autonomous regions and municipalities directly under the Central Government and the ministries and commissions of the State Council are five centimeters in diameter. The name of the national emblem published by the central government and the name of the national emblem foreign publishing agency circulate from left to right, and are published by the State Council.
4. The seal of the institution directly under the State Council, with a diameter of 4.5 cm, circulates from left to right, with the national emblem announced by the central government and the name of the institution that announced the national emblem, issued by the State Council.
5. The seal of the General Office of the State Council, with a diameter of 5cm, is printed with the national emblem announced by the Central Committee and the name of the foreign organ that announced the national emblem, circulating from left to right, and released by the State Council.
Baidu Encyclopedia-Provisions of the State Council on the Seal of State Administrative Organs, Enterprises and Institutions