As follows:
Taxpayers go to the tax service hall of the competent tax authorities to collect and fill in the Application Form for Invoice Issuing.
Taxpayers should provide information:
(1) Legal identification of the billing applicant.
(2) A written confirmation certificate, contract or agreement of the unit price and amount of labor services issued by the payer.
Time limit promised by tax authorities:.
The tax authorities adopt the method of "paying taxes first, then issuing invoices", and generally adopt one-window service, that is, one window completes tax payment and issues invoices on behalf of others.