When you start in the autumn of the year, the weather will get colder gradually. Eating jiaozi can provide energy for your body, prevent colds, thus enhancing your body's resistance and keeping healthy.

The stuffing in jiaozi is usually pork. In ancient times, meat products were expensive and could only be eaten during the harvest season. Eating jiaozi means bumper harvest and prosperity, so eating jiaozi in beginning of autumn also means bumper harvest.