When the sun reaches the celestial longitude of 240 degrees on November 22 to November 23 each year, it's the time for "Light Snow". Some areas along the Yellow River start to snow. It's usually light snow, freezing in the night and melting in the morning. The soil is not cold enough, and snow can't accumulate a lot on the ground. During this period, the rainbow is gone since it doesn’t rain anymore. The Yang Qi goes up and Yin Qi flows down and all things lost vitality.

Traditional Customs
Traditional food for this day is glutinous rice cake. In ancient times, glutinous rice cake is traditional sacrificial offerings. It's used by farmers to sacrifice for the "God of Ox". Nowadays, it's a popular food in south China. After this day, farmers also start to make preserved meat, to eat in the coming Spring Festival.

Healthy Living Tips
In order to prevent blood viscosity from increasing, it's better to eat food which can protect vascular, such as the root of red-rooted salvia, hawthorn, black fungus, tomato and celery. Food like balsam pear, corn, buckwheat and carrots can also reduce blood fat. When it's cold and damp outside, it's good to eat some temperately tonifying foods such as beef and mutton.