Is it a special ticket or an ordinary ticket to invoice the expert consultation fee?

Ordinary ticket. Special VAT invoices can only be issued on behalf of ordinary VAT invoices, and consulting service fees can be issued on behalf of ordinary VAT invoices; General VAT taxpayers can provide consulting services and issue special VAT invoices with a tax rate of 6%. Small-scale taxpayers need to apply to the competent tax authorities for issuing special VAT invoices with a collection rate of 3%.