2. After holding a copy of the business license to the public security bureau at or above the county level for the record, the official seal can be engraved.

3. Engraving the special seal for the contract requires the official seal, a copy of the business license and a copy of the tax registration certificate, and then go to the public security bureau for filing.

As long as the distribution department, decoration shop and building materials market have independent legal personality, they can apply for special contract certificates.

The regulations vary from place to place, but in general. You can consult the local public security organs at or above the county level.