一图了解，两车数电发票操作攻略

Core Viewpoint - The article provides a detailed guide on how to issue unified invoices for second-hand car sales through the electronic tax bureau, emphasizing the steps and requirements involved in the process [3][4]. Group 1: Invoice Issuance Process - Step 1: Log into the electronic tax bureau and select "Tax Services" followed by "Invoice Services" and then "Blue Invoice Issuance" [3]. - Step 2: Access the blue invoice issuance interface and click on "Invoice Filling" followed by "Immediate Invoice" [4]. - Step 3: In the "Immediate Invoice" interface, select "Second-hand Car Sales Unified Invoice" from the dropdown list, and choose the nature of the second-hand car enterprise [4]. - Step 4: Fill in the buyer's information accurately, including whether the invoice is issued to an individual [4].