Core Viewpoint - The article discusses the "Departure Tax Refund" policy for foreign travelers in Shanghai, highlighting the "Buy and Refund" service that simplifies the refund process for tourists [1]. Group 1: Departure Tax Refund Process - The "Buy and Refund" process consists of three steps: store invoice payment, customs verification, and refund agency review [1]. - The refund calculation formula is provided: Refund Amount = Invoice Amount (including VAT) × Refund Rate [4]. - The applicable refund rates are 11% for items with a 13% VAT rate and 8% for items with a 9% VAT rate [5]. Group 2: Practical Example - An example is given where a tourist named David purchases items totaling 5000 yuan with a 13% VAT rate, resulting in a potential refund of 550 yuan [6]. - The actual refund amount is subject to deductions for the refund agency's service fee [6]. - Travelers must carry the purchased items and necessary documents for customs verification at the airport [6]. Group 3: Policy References - The article cites several policy documents that govern the departure tax refund process, including the "Management Measures for Departure Tax Refund for Foreign Travelers" and announcements from the Ministry of Finance, State Taxation Administration, and Customs [7].