Haikou Sun and Moon Plaza Duty-Free Shop is one of the largest duty-free shops in Haikou. It has a wide range of products, covering 38 categories of duty-free products such as perfumes and cosmetics, boutiques, food and department stores, and has introduced more than 100 internationally renowned brands.

Various promotions are also frequently launched, such as full-time discounts, discounts, etc., further reducing product prices.