First of all, log on to the website for purchasing official website from Hainan Island. You can directly search and open it in the search engine, and then select the mobile phone verification code to log in.
Then: choose what you like and add it to the shopping cart. Now there are activities. Many skin care products will return 10%-30% cash coupons, which can be superimposed to buy other things, although they are all bought at the original price.
Finally: verify whether it meets the requirements. After verification, the flight number of the outlying island you once purchased will appear, fill in the receiving address (consistent with the information of the buyer), and pay by Alipay.