In the production of a smartphone, VAT is applied not just on the final sale to the consumer, but at various stages of its production – from the assembly of components to the final product. Each entity in the supply chain pays VAT on their purchase and charges VAT on their sale, allowing the tax to be collected incrementally by the government.
When purchasing a laptop, the price you pay includes a Value-Added Tax, which is collected by the retailer and eventually passed on to the tax authorities.