The origin and main producing area of ​​Yujiang Summer is Yujiang County, Jiangxi Province. Nothing in summer, the alias is also called a golden dragon, a fairy in the cave, wild Yanhu, and Fudiyanhuso. According to historical records, "Jiangnan West Road, wet all the year round, cold in winter and autumn, residents trekking in paddy fields, suffering from cold and wetness. In the Eastern Han Dynasty and the emperor's year, the ancestors of the ancestors drove between the dragon and the tiger to practice the road, compassionate the people, and collected drugs. Spirituality, named after a golden dragon."