It is a sort of antiquity wine particularly being in Xian with a long history. it called as “Lao Zao” in Qin Dynasty, “ White Lao Wine” in North Wei Dynasty.
Its brewing technics has developed a lot in Tang Dynasty and gradually became popular drink. Legend has that about the famous poet Li Bai, as the words goes like “Li Bai can compose dozens of poems after he drinks wine. He often sleeps in the inns at the market in Chang’an.” Here the wine he drunk preferred to the rice wine mentioned above. There are three types of such wine, the bitter one plus with traditional medicine, and sweet type of sugar inside, also the type neither with medicine nor sugar but the original taste. One can choose any type he likes.