Qinxian County is located in the north-east of Shanxi, between Taihang Mountain and Taiyue Mountain, with an area of 1, 3 1.8 square kilometers. The specialty is Qinzhou millet, which belongs to warm temperate semi-humid continental monsoon climate. Since ancient times, it has been called "the gateway of Jizhou and the throat of Luze". It was once identified as the second batch of advantageous agricultural products in China and listed as the first batch of revolutionary cultural relics protection and utilization counties.

Qin county belongs to the loess hilly and mountainous area. The whole terrain is uplifted around and flat in the middle. The whole terrain is high in the northwest and low in the southeast, with an average elevation of1000 m. The highest point is Qipanshan Mountain in the west, the main peak is 1745.5m, and the lowest point is Er Shen mouth of Nanchi Township, with an altitude of 9 16m.

Climatic environment in Qin county

Qin county is located between 36 and 37 north latitude, which is the golden latitude of agricultural production. It belongs to temperate semi-humid continental monsoon climate, with an average annual sunshine hours of 2474.7 hours, frost-free period 170 days or more, and an average annual temperature of 8.9℃. There is no heat in summer and no cold in winter. The average annual rainfall is 606 mm and the relative humidity is 60%.

Most of the landforms in the county are hilly areas of the Loess Plateau, with an average elevation of about 1 1,000 m.. The regional air quality remained above Grade II throughout the year, and the number of days above Grade I reached 1, 9 1, and the forest coverage rate was 38.5%. The climate of this county is characterized by drought in spring and rainy in summer and autumn.