Summary: Because there are many schools all over the country, the state has not stipulated the date and time of college students' winter and summer vacations. Generally, it is stipulated by our school, so the time is different.

Winter vacation refers to the holiday during winter1-February.

In China, schools usually divide each school year into two semesters. The last semester in autumn begins in September, and around the tenth day of the twelfth lunar month, the school begins to have a holiday, and the winter vacation ends after the Lantern Festival.

Winter vacation time:

Every year around the tenth day of the twelfth lunar month, the school begins to have a holiday, and the winter vacation ends after the Lantern Festival.

Baidu encyclopedia-winter vacation