1. The official seal of the enterprise needs to be kept by a special person in the office. Do not use, borrow or lose the seal without permission;

2. All letters, official documents, contracts, letters of introduction, certificates or other company materials sent in the name of the company must be used through application;

3. The official seal text shall not be copied or faxed, and the text shall be clear and correct, and shall not be altered. If there is any alteration, the official seal must be affixed at its position;

4. The official seal must be consistent with the signature name, and the seal should be correct and clear. If they are signed and sealed together, they must be signed and sealed first;

Second, the relevant laws and regulations of the official seal

Because the official seal represents many rights and interests of the company, there are also many provisions in the law, among which there will be corresponding penalties if one of the following circumstances occurs:

1. Forge, alter or buy or sell official documents, certificates, certification documents and seals of state organs, people's organizations, enterprises, institutions or other organizations;

2. Buying, selling or using forged or altered official documents, certificates and supporting documents of state organs, people's organizations, enterprises, institutions or other organizations;

3. Forge, alter or resell tickets, boat tickets, air tickets, tickets for cultural performances, sports competitions or other valuable tickets;

4. Forge or alter the ship registration number, buy, sell or use the forged or altered ship registration number, or alter the ship engine number. Be detained for more than ten days and less than fifteen days, and may be fined not more than one thousand yuan; If the circumstances are relatively minor, they shall be detained for not less than five days but not more than ten days, and may also be fined not more than 500 yuan. Whoever forges, alters or buys or sells official documents, certificates and seals of state organs shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention, public surveillance or deprivation of political rights; If the circumstances are serious, they shall be sentenced to fixed-term imprisonment of not less than three years but not more than ten years.