1. If you are in Beijing or Shanghai airport, there are customs duties on importing tobacco, alcohol, luggage and other things, but the duty-free shops at the airport do not need customs duties.

That is to say, it will be much more expensive for you to buy these things in other shopping malls in China, and there are tariffs in the money, so it will be much cheaper at the airport duty-free shop.

But it will be much more expensive if you buy things in duty-free shops.

There are also airports abroad. According to different countries and places, things in duty-free shops are also cheap and expensive to varying degrees.

In some places, domestic things are also very expensive, which is not much different from the outside prices, but there are also things in duty-free shops that are really cheap.

6. Finally, airport duty-free shops can only use the passports and boarding passes of outbound planes to shop, and not everyone wants to buy them.

Duty-free shops are cheap for three reasons:

1, the sales target is divided into channels, such as duty-free shops for diplomats are only open to foreigners, and duty-free shops at airports are open to China people and foreigners leaving the country.

2. Exemption from three major taxes: customs duty, import value-added tax and consumption tax.

3. Both domestic and foreign products are available.

Extended data:

Duty-free shops refer to shops that provide duty-free goods to passengers who meet the customs duty-free inspection and release conditions in China with the approval of the competent department of the State Council and the record of the General Administration of Customs. Duty-free shops mainly supply overseas Chinese, overseas Chinese, overseas Chinese, compatriots from Hong Kong, Macao and Taiwan, China citizens visiting relatives abroad and domestic and foreign experts.

To purchase foreign exchange goods in domestic duty-free shops, the following conditions must be met:

(1) is a qualified supplier;

(2) The only valid documents that meet the requirements, that is, my passport and the Customs-certified Entry Passenger Baggage Declaration Form or Import Duty-free Articles Registration Certificate;

(3) Holding foreign currency brought from abroad and declared to the customs;

(4) Abide by the customs regulations on the inspection and release of duty-free goods, that is, allow passengers to carry duty-free goods within a limited range of varieties and quantities. Passengers who meet the above conditions can buy duty-free goods at designated duty-free shops.

References:

Baidu encyclopedia-duty-free shop