The unit does not provide proof of income. I used it to apply for patents to reduce fees.

Criminal Law Provisions 1. Anyone who forges the seal of a company, enterprise, institution, or people's organization shall be sentenced to fixed-term imprisonment of not more than 3 years, criminal detention, deprivation of political rights, and a fine.

Based on what you said, I think the printed official seal should also be a forged official seal and should also be punished by law.