出行必看，12306铁路电子客票这样开！操作步骤

Core Points - The article discusses the process for passengers to obtain electronic invoices for railway tickets through the 12306 platform within 180 days after their journey or after paying for ticket refunds or changes [2][10]. Group 1: Electronic Invoice Issuance Process - Passengers can access their electronic invoices by logging into their 12306 account and navigating to the electronic invoice section [2][3]. - The process involves selecting the trip for which the invoice is needed, filling in the required information, and confirming the submission [5][7]. - There is an option for bulk invoice issuance, allowing passengers to select multiple trips for invoice generation [6]. Group 2: Invoice Replacement Process - If there are errors in the previously issued invoices, passengers can apply for a replacement within 180 days after their journey [10]. - The replacement process requires selecting the invoice to be replaced, filling in the correct information, and confirming the new invoice [12]. Group 3: Important Notes - After obtaining the electronic invoice, paper reimbursement vouchers will no longer be provided, and passengers cannot simultaneously hold both electronic and paper invoices [14][15]. - The article references a policy announcement regarding the promotion of fully digital electronic invoices for railway passenger services [16].