Dumplings should be eaten in winter.

In the north of China, especially in Beijing and Tianjin, it has become a tradition to eat dumplings at the beginning of winter. This is because the dumplings come from the saying "the time of the handover", and the winter is the turn of the autumn and winter seasons, so it is said that "the time of the handover", so eating dumplings has the meaning of a good omen.

In addition, because the shape of the dumpling resembles the ear, it is believed that if you eat it, your ear will not freeze in winter. Therefore, on the day of the first winter, many people will choose to eat dumplings to welcome this festival.

Lidong is a seasonal type of festival, indicating that it has since entered the winter season, which means that wind and rain, dryness and wetness, light and temperature, etc., are at a turning point, beginning the transition from autumn to winter climate.

"Autumn harvest and winter storage", everything in the winter closed, winter is to enjoy the harvest, rest and recuperation season. Winter, is one of the folk "four seasons", in ancient times, some parties in China will be held in the winter rituals, banquets and other activities, as an important festival to celebrate.

Agricultural activities

Anciently, China was an agricultural country, and the winter season, like the other twenty-four solar terms, reflects climate change and the corresponding weather conditions, and has a practical significance in guiding agricultural production. The winter season is the south of the autumn harvest winter planting of a good time, all over the world to make full use of the good weather, do a good job in the late rice harvest, sun, drying, to ensure that the quality of the storage.

After the winter, the northern agriculture and forestry crops fully into the overwintering period, the Jianghuai region of the "three autumn" (autumn harvest, autumn management, autumn planting) is also close to the end. The winter season, high-altitude westerly rapids in the southern region of Asia has been fully established. At this time the strength and eastward movement of the fluctuations of the southern branch of the high altitude westerly wind.

When the Asian region becomes a latitudinal circulation and the south branch of the westerly wind fluctuation is strong, there will be widespread rainy weather. In addition, the end of the latitudinal circulation and the meridional circulation will also be established with a cold wave and substantial cooling. Agricultural activities cool down and prevent cold.