Nostoc is black in color and shaped like hair. Li Yu, a drama theorist in the late Ming and early Qing Dynasties, called it the best product in Hexi.

Nostoc is widely distributed and grown in Shandan, and people have long had the habit of eating it.

After the reform and opening up, with the development of commercial circulation, Shandan Focai gradually went out of Shandan, became famous in the north and south, and became a delicacy of Shandan.

Natural Nostoc has the functions of detoxifying, clearing away heat, regulating the lungs and resolving phlegm, regulating the intestines and stomach, and especially has the unique effect of lowering blood pressure.

Facai is homophonic to the word "fucai" and is best cooked with sweets. It is deeply loved by people in Guangdong.

In the 1980s and 1990s, Shandan began to purchase large quantities of it. After processing and packaging, it became a top product for cooking delicacies and giving as gifts to relatives and friends. It has also become a business card of Shandan Products.

Before the liberation of rapeseed, Shandan supplied mainly flax and rapeseed.

According to historical records, flax, one is a dog, one is a square stem, and one is a Hongzang. The seedlings are like hemp and the leaves are round and sharp. When they are young, they can be used as vegetables and are commonly used for oil supply. However, the output of flax and rape at that time was very small.

After liberation, oil production still did not receive enough attention.

Flax is grown under white water or semi-watered land, while small rapeseed is grown on dry land in the Eryin Mountains. Only burned red ash is used as fertilizer. The area is small and the yield is low.

After the Third Plenary Session of the 11th Central Committee of the Communist Party of China, the Shandan County Party Committee and County Government began to promote excellent varieties such as cabbage and large rapeseed in large areas along the mountainous areas, increase the application of fertilizers, and apply advanced cultivation techniques, making oil production an important pillar of Shandan agriculture.

, reaching 124,000 acres in 1988, second only to the grain planting area.

Rapeseed is suitable for growing in cool areas. The four towns of Huocheng, Damaying, Huazhaizi, Liqiao and Shandan Racecourse with an altitude of 2100-2700 meters have unique planting advantages.

According to inspections by the Oilseed Products Quality Supervision, Inspection and Testing Center of the Ministry of Agriculture, the double-low hybrid rapeseed produced here has low erucic acid content (>3%) and low glucosinolate content in the cake (>30 micromol/g), reaching the national

Hybrid rapeseed quality standards are close to international standards.

Sea buckthorn, a deciduous shrub growing in semi-arid areas, has good ecological functions of conserving water sources, maintaining soil and water, and improving the environment.

Seabuckthorn has extremely high medicinal and economic value, and its fruits, roots, stems, leaves and other products are widely used in food, medicine, chemical and other industries.

Sea buckthorn is resistant to drought and barrenness and is easy to reproduce. It grows in the Yanzhi Mountains and Qilian Mountains in the cold areas of Shandan County, in river valleys or on shady slopes.

Large-scale development and utilization of sea buckthorn resources in Shandan County began in 2002.

The county researches and develops sea buckthorn drinks, jams and other products.

On both sides of National Highway 312 in Xiguashandan County and in the Ancient Great Wall Tourism Development Zone, there are sufficient sunshine hours and a large temperature difference between day and night. The watermelons produced are large and early-maturing, with high sugar content (14-16%). The sand is sweet and refreshing, and is known as the "Great Wall"

"King" reputation.

Domestic and foreign tourists stop for sightseeing at the foot of National Highway 312 and the Han-Ming Great Wall. While enjoying the scenery beyond the Great Wall, they also taste the sandy watermelon, which is a feast for the eyes.

Even in the crisp mid-autumn season, "King of the Great Wall" will still make your mouth water and make you feel the fun of "eating watermelon around the stove".

Cynomorium Cynomorium Cynomorium Cynomorium, also known as the elixir of life and beauty, grows in the desert and is a rare wild plant.

A fleshy herb with cylindrical stems.

Yellow ginseng, yellow ginseng, commonly known as yellow ginseng among the people, has a shape similar to ginseng and is golden in color.

It mainly grows in alpine and humid grasslands and hilly areas along the Qilian Mountains and Yanzhi Mountain (also known as Dahuang Mountain) at an altitude of 2,400 to 2,900 meters. It is a perennial pure natural plant.

Shandan wild yellow ginseng has unique physiological characteristics: it likes to grow in plateau soil with deep soil and high organic matter content; its fleshy roots accumulate more sugar in autumn, and are extremely cold and drought tolerant, and can survive at -30°C.

It can survive the winter normally and grow under 250 mm of precipitation.

There are many records about the unique edible flavor and medicinal value of wild yellow ginseng in alpine mountainous areas.

According to the "Compendium of Materia Medica", yellow ginseng is sweet in taste and warm in nature. It has the effects of nourishing qi and blood, nourishing yin and strengthening yang, stimulating menstruation and activating collaterals, strengthening the stomach and soothing the liver.

It has good effects on middle-aged and elderly people with stomach qi deficiency and coldness, mental fatigue, women's qi and blood disorders, children's growth retardation, malnutrition, and picky eaters and anorexia. It is known as the little ginseng.

According to the testing and identification of Shandan natural yellow ginseng by Beijing Food Research Institute, Gansu Agricultural University and other scientific research institutions, its fleshy taproot is rich in 16 kinds of amino acids, minerals and trace elements such as calcium, phosphorus, iron and zinc that are necessary for the human body.

A pure natural green health food with extremely high economic and medicinal value.

Di Er Di Er is a natural algae plant in the desert. It is a companion of Nostoc. It is grown from the wide variety of Nostoc. It is called the sister vegetable of Nostoc.

Earth ears are distributed throughout Shandan, and they are all collected manually.

Fresh ear fungus is dark green or brown, with soft flakes, and becomes jet black and rolled after being air-dried.

The protein content is as high as 22%. It is rich in calcium, iron, phosphorus, zinc and other trace elements. It is low in fat and sugar and has high nutrition.

Shandan Mutton Shandan has many specialties, the most famous of which is mutton. Mutton generally includes goat, sheep, and wild lamb.