Which solar term is usually around the Lunar New Year?

Lunar New Year is usually around the solar terms in beginning of spring. Spring Festival is the Lunar New Year, commonly known as Chinese New Year, which generally refers to New Year's Eve and the first day of the first month. But among the people, the traditional Spring Festival refers to the sacrificial ceremony from the eighth day of the twelfth lunar month or the 23rd or 24th of the twelfth lunar month to the 15th of the first lunar month in La Worship, with New Year's Eve and the first day of the first lunar month as the climax.

In particular, there is a folk saying that "it's cold and cold to kill pigs for the New Year". Generally, it is the Spring Festival after the two solar terms of Great Cold and Slight Cold.