What is the cultural significance of beginning of autumn eating jiaozi?

1, which means "jiaozi in beginning of autumn is easy to show his face and doesn't sweat after eating", is also for "gaining weight in autumn", so every family will eat jiaozi on this day.

2. In dog days, everyone's appetite is generally poor, loss of appetite, and many people will lose weight. Of course, if you lose weight, you have to make up. The remedy is to go to beginning of autumn to eat delicious food, and meat is the first choice. Eating jiaozi is also one of the ways.