Core Viewpoint - The article provides guidance on how to query tax-related information through various channels, emphasizing the importance of compliance and maintaining good credit for businesses. Group 1: Querying Tax Information - There are four methods to query tax information: 1. Log in to the electronic tax bureau on a computer and navigate to the "Tax Information Query" section [3] 2. Use the electronic tax bureau APP on a mobile device to access the same query section [4] 3. Engage in online interaction through the "Tax Interaction" feature on the electronic tax bureau [5] 4. Call the tax service hotline 12366 for inquiries about policies and procedures [5] Group 2: Adjusting Invoice Limits - There are three ways to adjust invoice limits: 1. Regular adjustments made automatically by the electronic invoice service platform each month [6] 2. Temporary increases for low-risk enterprises when their invoicing reaches a certain percentage of the total limit [6] 3. Manual adjustments based on an evaluation of the business's risk level and credit status [6] Group 3: VAT Deduction Eligibility - A company that was a small-scale VAT taxpayer and reported 930,000 yuan in revenue before becoming a general VAT taxpayer cannot deduct VAT on vehicle purchase invoices obtained prior to this change, as it does not meet the necessary conditions [11][12] - The conditions for deducting VAT include not having reported production income and not having paid VAT using the simplified method during the small-scale taxpayer period [12][13]