There are duty-free shops in Haikou. The main duty-free shops in Haikou include Sun Moon Plaza Duty Free Shop and Air Sea Global Boutique Duty Free City in the urban area, as well as Haikou meilan airport Duty Free Shop and Shenzhen Mission Hills Duty Free City in the suburbs. These duty-free shops offer a variety of internationally renowned brands, such as incense, fine products, watches, jewelry, alcohol and so on. To meet the shopping needs of tourists and citizens. Duty-free shops refer to shops that are exempt from paying certain taxes and fees when selling goods in a specific place and within a specific time. Duty-free shops are mainly located in airports, ports, borders and other entry and exit passages, as well as some specific places, such as duty-free shops in the city and duty-free shops for diplomats. These stores can enjoy tax incentives, so their goods are cheaper than ordinary stores. Duty-free shops offer a wide range of goods, including cosmetics, perfumes, jewelry, watches, alcohol and tobacco, food and electronic products. The birth of duty-free shops originated in Europe after World War II. It was originally designed to facilitate the daily necessities of diplomats. With the development of tourism, duty-free shops have gradually become an important place for tourism and shopping.