In the "Biography of Su Qin", there is a saying that "Qin said that Marquis Wen of Yan said:" In the south, there is the Rao of Jieshi Yanmen, in the north, there is the benefit of jujube chestnut. Although the people are meticulous in their work, they are sufficient in jujube chestnut, which is called Tianfu. JD chestnut has a large thin skin, bright color, neat appearance, delicate glutinous flesh, a unique fragrant flavor.

Southern chestnut: Its common characteristics are large fruit shape (with an average weight of over 12 grams per fruit, up to 25 grams in size), generally high starch content, low sugar content, fleshy texture, making it suitable for vegetable chestnut. Distributed in Jiangsu, Zhejiang, Anhui, Hubei, Hunan, southern Henan other areas of the Yangtze River Basin in Japan. Adapting to high temperature rainy conditions, there are over 150 varieties of chestnut, accounting for more than half of the national chestnut varieties.

Improper storage can lead to dehydration, germination, decay. During the storage process, when the temperature inside the jute bag exceeds 20 ℃, cooling measures such as stacking down bag ventilation should be taken immediately. Chestnuts are rich in starch, as the saying goes, "10 chestnuts can make one bowl of rice." However, the perspective of nutritional composition, the rice content is as rich as chestnuts. Li Taro