Sweet potatoes were introduced to my country at the end of the 16th century (1573-1619 during the Wanli Period of the Ming Dynasty), and were first introduced to Guangdong and Fujian.

Sweet potatoes are native to Peru, Ecuador, and Mexico in South America. With the intercontinental exchanges of early exploration and business ancestors from various countries, sweet potatoes have left their hometown and expanded to Europe, Africa, Asia and other places where humans live.

Sweet potato, also known as sweet potato, sweet potato, sweet potato, sweet potato, etc., is an annual herbaceous plant of the family Convolvulaceae with tubular flowers. It is rich in protein, starch, pectin, cellulose, amino acids, vitamins and various minerals. Substance, known as "longevity food".