Drinking Tu Su wine on the first day of the first lunar month is an ancient custom of the Han nationality to avoid the plague. So it is also called old wine. Tu Su is an ancient house. Because it is brewed in this house, it is called Tu Su wine.

Historical allusions:

According to legend, Tu Su wine was created by Hua Tuo, a famous doctor at the end of Han Dynasty, and its formula was made by soaking rhubarb, Atractylodes macrocephala, Cinnamomum cassia twig, Saposhnikovia divaricata, Zanthoxylum bungeanum, Radix Aconiti Lateralis and Radix Aconiti Lateralis in the wine.

Extended data:

Customs of wine in Tu Su:

Because the formula of Tu Su wine comes from Huatuo, and it has been highly praised by many famous artists such as Sun Simiao, Zhang Zhongjing and Li Shizhen, passed down in countless classics, and gained the reputation of thousands of years of folk practice, it has supreme authority and unparalleled influence. With the passage of time, drinking Tu Su wine on New Year's Day has become a folk custom.

All over the country, from generation to generation. Numerous celebrity classics are recorded, leaving articles. Among the few famous historical and cultural wines in China, Tu Su Liquor stands out, and its cultural connotation is unparalleled. In some places, Tu Su wine can not only prevent and treat all diseases, but also bring good luck and health, which is also a myth.

References:

Baidu Encyclopedia-Tu Su Wine