Core Viewpoint - The article provides a comprehensive guide on the functionalities and processes available in the new electronic tax bureau in Shanxi, emphasizing the importance of electronic invoicing and tax management for taxpayers [6][10]. Group 1: Electronic Tax Bureau Functions - The electronic tax bureau allows users to handle various tax-related tasks, including invoice queries, tax declarations, and invoice issuance [2][4]. - Users can access a unified platform for managing invoices, including issuing, querying, and handling red-letter invoices for corrections [3][12]. Group 2: Invoice Management - Taxpayers can query their invoice data, including historical deduction information and invoice issuance details, through the electronic tax bureau [2][3]. - The process for issuing red-letter invoices is outlined, specifying that taxpayers must use the electronic invoice service platform to issue red-letter invoices in case of errors [12][15]. Group 3: Taxpayer Guidance - The article encourages taxpayers to utilize the online assistance feature for resolving issues encountered during tax-related processes [8]. - It highlights the necessity for taxpayers to confirm the purpose of invoices and maintain accurate records to facilitate smooth tax management [13][14].