(1) Take the number first by appointment.
(2) apply for a new business license at the district administrative center.
(3) National tax change registration.
(4) Go to Baiwang Jiufu or change the space information to the tax control system.
(5) handle the change registration of account information and credit code certificate of the opening bank.
(6) Remake the special invoice seal, and the new special invoice seal is engraved with a new social unified credit code.