What's the point of eating jiaozi on the winter solstice?

Eating jiaozi on the solstice in winter is a part of China traditional culture, which represents the meaning of reunion, harmony and happiness. On the solstice of winter, people will get together to wrap jiaozi and enjoy the warm atmosphere of the family. Jiaozi means "reunion", which represents the friendship and affection between family members. Besides, eating jiaozi is also a way to inherit China culture, which can inherit history and culture. In a word, eating jiaozi on the solstice in winter not only has a profound cultural background, but also has important significance.