If what you need is an ordinary invoice, you need to go to the competent tax authority for national tax registration first according to the provisions of China's Measures for the Administration of Tax Registration.
If your situation meets the requirements for invoicing, please bring the following materials to the competent tax authorities to apply for invoicing: for those who have pre-accepted online (fixed households only), provide the Application Form for Invoicing on behalf of ordinary invoices printed after pre-acceptance, or provide the Application Form for Invoicing on behalf of ordinary invoices if they are directly accepted in the tax hall; Legal identity card (original and photocopy) of the unit manager or individual (payee) who applies for issuing ordinary invoices; A written confirmation certificate issued by the payer or the labor service provider on the purchased goods or the items receiving labor service; Individuals whose income from small sales of goods or taxable services is below 500 yuan (excluding this number) only need to provide their identity documents and copies when applying for issuing ordinary invoices.