1) non resident enterprises choose to pay the examination and approval of enterprise income tax in the place of their main establishments.
2) enterprises to print invoices for examination and approval;
3) the approval of deferred tax returns for taxpayers;
4) special VAT invoices (VAT tax amount approval system);
5) the approval of taxpayers' deferred payment of taxes;
6) to take other approved enterprises outside the actual profit of prepaid income tax prepayment mode;
7) the approval of the taxpayer to change the quota;