These service centers usually provide printing and processing of payment certificates. You can consult the staff and provide relevant information. They will help print the required tax payment certificate. You can also choose to print online. Take the application of Citizen Cloud app as an example, you can log in and apply, and then enter the Municipal Taxation Bureau in the service interface. In the options of the Municipal Taxation Bureau, you can find proof of flexible employment and payment of social insurance premiums for urban and rural residents. Click Query, and choose to issue my own certificate or others' payment certificate. Click issue certificate, and the system will show that the certificate is being made. After the production is completed, you can click to view and download the completed certificate.