When will it expire? 2022

In 2022, cellar wine began on February 22, 2022 and ended on March 22, 2023. Nine is nine, and the first day of nine begins to enter nine days.

China has been in cold weather for several years since the winter of November. "Ninth Five-Year Plan" is a suitable solar term in northern China, especially in the middle and lower reaches of the Yellow River. From the day of winter solstice, it entered the "number nine", commonly known as "cross nine", and then every nine days as a unit, called "nine". After nine "nines", it happens to be 8 1 day, that is, "nine out", and then spring blossoms.

Calculation method of nine days

In China, people divide 8 1 day from winter to the future into 9 stages, and each stage is exactly 9 days. Among them, everyone should be familiar with the winter nine nine, that is, nine cold days; There is also a Sanjiu, which means the solstice 27 days after beginning of winter every year. In short, this period is relatively cold.

March 9 is the coldest time, you can enter the number nine from the winter solstice every year, and you will feel stiff in the winter solstice 18 days later; 18 days after the winter solstice-36 days 18 days can be said to be the coldest stage of the year, and even stray animals such as cats and dogs freeze to death.

During 18 days from winter to 36 days to 54 days in the future, the weather will gradually get warmer, and willows along the river will keep growing new buds; From winter to the 54th day to the 70th day, ordinary people can gradually take off their warm clothes. After 70 days of winter, the weather has turned warmer and the countryside has begun to prepare for farming activities.