You don't have to pay tax on the purchase. Founded in 1780, Shangmei Paris is a French jewelry and luxury watch brand known as "the aristocrat", which has a history of more than two centuries. The price of its goods in official website is 1000 yuan to 10000 yuan, which is very expensive, but it is very cheap to buy it. This is because luxury goods entering official website have to pay various taxes, including customs duties, business tax, value-added tax and so on. There are a lot of taxes to pay, and purchasing only requires a plane ticket, and there is no need to pay taxes. Emerald necklaces and earrings made by this brand for Napoleon were kept in the Louvre in Paris, France as his wedding jewelry with Queen Mary Louis.