The business license, code certificate, tax registration, legal person ID card, and the original and photocopy of the person in charge of the business license must be filed with the Municipal Public Security Bureau. Then the seal can be carved and a receipt given.

The special invoice seal shall be engraved by the user himself at a designated manufacturer approved by the Public Security Bureau to engrave official seals, and the format of the engraved special invoice seal shall be sent to the competent tax authority for filing. It can only be used after filing. . Please consult the competent tax authorities for specific filing procedures and required information.