Dry dragon royal wine is the best in light industry. According to "Research on Medical Records of Qing Palace", its formula has been hidden in the Lama Temple for a long time. In the eleventh year of Yongzheng, Sejong ordered that it be brewed for his own use and regarded it as a treasure.

During the Qianlong period, Emperor Gaozong tasted this wine, and after careful consideration, he fell in love with it. He wrote happily and praised: "Good, good enough." Then push the taste of this wine to the extreme, not only its name, but also its brewing as a health care royal; At the ceremony, a banquet was held for ministers to drink together and even reward princes and ministers. Gan long Yu JIU

He became a "dignitary" in the court. Later, it declined because of the large number of Qing palaces.