Group 1 - The article provides guidance on how to modify incorrect sales information when issuing invoices through the electronic tax bureau [1][3][4] - It outlines the steps for updating the seller's name, unified social credit code/taxpayer identification number, address, and contact information [1][2][3] - The process includes using the electronic tax bureau's interface to automatically retrieve and modify information based on data from the market supervision administration [1][2][4] Group 2 - The article emphasizes the importance of accurate data entry in the electronic tax system to avoid complications during tax reporting [1][2] - It mentions that users can select from existing bank account information for updating the seller's bank details [3][4] - The article also highlights the option for online consultation through the electronic tax bureau for any difficulties encountered during the process [12]

Core Viewpoint - The article provides a step-by-step guide on how to manage tax-related services through the electronic tax bureau, specifically focusing on terminating service agreements with tax service institutions. Group 1: Steps to Terminate Service Agreements - Log in to the electronic tax bureau website using the business account [2] - Click on "I want to handle tax" on the homepage, then navigate to "Tax-related Professional Services" and select "Management of Tax-related Professional Service Institutions" [4] - Access the "Management of Tax-related Professional Service Institution Agreement Element Information" interface by clicking on the "Agreement Element Information" card [6] - Select the service agreement records to be terminated and click "Terminate" [7] - Enter the termination agreement information and click "Confirm" [7] - Check the agreements that are pending submission and click "Submit," confirming the action in the pop-up dialog [8] - The system will display a success message indicating that the application for the tax-related professional service institution agreement information collection was successful [10]