It originated from the Yellow River valley in China and has been cultivated in China for 7000 years. Millet grains were unearthed in the Neolithic cultural sites such as Xi 'an Banpo Site and Pei Ligang Site in Henan Province, and millet was the main crop in the Zhou Dynasty.

In the Zhou dynasty, millet was used to represent the god of valley, and together with the god of society (that is, the god of land), it was called the country and was synonymous with the country. The agricultural official is also called Hou Ji.

Millet is domesticated and cultivated by wild Setaria viridis, which is drought-resistant, barren-resistant and not afraid of acid and alkali, so it is planted in arid areas and barren mountainous areas in north and south China. Oracle Bone Inscriptions's "valley" refers to millet. Millet was the main grain crop in ancient China, so Xia and Shang Dynasties belonged to the "millet" culture.

Extended data:

Millet is rich in nutrients, protein, vitamins and trace elements such as calcium, phosphorus, iron, manganese and zinc. The main function of millet is to replenish the spleen and stomach. Millet can prevent flatulence and vomiting.

Millet is helpful for people with diarrhea, vomiting, indigestion and diabetes. Millet can also relieve bad breath, reduce the growth of bacteria in the mouth, and treat beriberi, neuritis and boils, insomnia, headache, mental fatigue, greasy skin, dandruff and other symptoms.

Millet is rich in dietary fiber, which is four times that of rice. Rich dietary fiber can promote defecation.

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