1. Coconut. Coconut is the symbol of Hainan Island. It is native to Indonesia. It is one of the tropical oil crops. It has a wide range of uses, so it has the titles of "life tree" and "treasure tree". Coconut meat is edible and coconut water is drinkable. It can also be processed into shredded coconut flakes and coconut oil to make various pastries and candies. Coconut not only produces fluid and quenches thirst, but coconut shells can also be used to make various handicrafts. Most importantly, it can also slow down skin aging. And it contains a variety of vitamins and minerals to supplement the needs of the human body.

2. Jackfruit. Jackfruit, also known as "wood pineapple", has soft-fleshed and fragile fruits. The flesh is golden and sweet as honey. Rich in carbohydrates, proteins and vitamins. Soaking the yellow pulp in light salt water for a few minutes before eating jackfruit can reduce allergies and make the pulp fresher. Jackfruit can increase fibrin hydrolysis in the human body. Yes, it has a certain auxiliary therapeutic effect on cerebral thrombosis and other thrombotic diseases.

3. Rambutan. Rambutan is also called hairy lychee. It is native to Southeast Asian countries, and is cultivated in Taiwan, China, and Hainan. It is a large tropical fruit tree in the Sapindaceae family. Ripe rambutan has red and yellow fruits. Its taste is similar to lychee, its appearance is beautiful, and it can be used as an ornamental tree. It has many nutritional values. It can be eaten raw or processed into cans, and can also be made into various preserved fruits. Enhance human immunity, nourish yin and strengthen, improve dizziness, improve hypotension and other effects.

4. Guava. Guava, also known as "chicken poop fruit", is cultivated in southern China. The flesh is white and yellow, and the flesh is light red. Guavas are sweet, juicy and have smooth flesh with very few seeds. It can supplement nutrients that the human body lacks and enhance physical fitness. It has the effect of lowering blood sugar, can also stop bleeding, and is anti-fertility. It is rich in nutritional value, including very high levels of vitamin C and protein.