开票业务模块功能不全怎么办？

Group 1 - The article discusses the concept of tax refund stores, which are businesses that allow foreign travelers to apply for tax refunds on purchased goods when leaving the country [9]. - To become a tax refund store, businesses must meet specific conditions, including having general VAT taxpayer status and maintaining a good tax credit rating [12][13]. - The process for businesses to apply for registration as a tax refund store involves submitting a registration form to the relevant tax authority [15][16]. Group 2 - Once registered, the tax authority will issue a unified tax refund store identification, which must be displayed prominently at the business location for easy identification by foreign travelers [19]. - If a tax refund store needs to change its registration details or cancel its registration, it must notify the tax authority and provide the necessary documentation [21][22]. - The tax authority may terminate the registration of a tax refund store if it fails to comply with the established conditions or engages in tax violations [23].