Legal analysis: It costs 51 to 111 yuan to engrave an official seal on a business license. The use of the official seal of any unit must strictly abide by the leadership approval system. That is, every use of the official seal of the unit must be approved by the legal representative of the unit. If the legal representative of the unit goes out or cannot be approved for other important tasks, the legal representative of the unit must also authorize the deputy and other appropriate personnel to approve the use. Specific managers shall not use the official seal of the unit to handle anything without authorization.

Legal basis: Article 281 of the Criminal Law of the People's Republic of China forges, alters, buys or sells or steals, seizes or destroys official documents, certificates and seals of state organs, and shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention, public surveillance or deprivation of political rights, and shall also be fined; If the circumstances are serious, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than ten years and shall also be fined. Whoever forges the seals of companies, enterprises, institutions and people's organizations shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention, public surveillance or deprivation of political rights, and shall also be fined. Whoever forges, alters or buys or sells identity cards, passports, social security cards, driver's licenses and other documents that can be used to prove identity according to law shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention, public surveillance or deprivation of political rights, and shall also be fined; If the circumstances are serious, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than seven years and shall also be fined.