2. Watermelon, a summer fruit with sweet flesh, can relieve summer heat; Seeds contain oil and can be used as entertainment food; The pericarp is medicinal, and has the effects of clearing heat, diuresis and lowering blood pressure.
3. Longan is one of the famous fruit trees in South and Southeast China, which is often compared with litchi. Longan is rich in glucose, sucrose and protein. And its iron content is relatively high, which can improve heat energy and supplement nutrition.
4. Mango, a large evergreen tree, is native to India. Mango fruit contains sugar, protein and crude fiber. The precursor carotene content of vitamin A contained in mango is extremely high, which is rare among all fruits.
5. Guava, originally a wild fruit, matured in summer and was later planted artificially. Guava is a tropical fruit tree with strong adaptability, which is native to tropical America. It spread to tropical and subtropical regions of the world in16-17th century, and was introduced to China at the end of17th century.