Walnut is a nutritious health food for strengthening the body and strengthening the brain. Rich in crude protein and crude fat, rich in vitamins, amino acids, calcium, phosphorus, iron and other elements beneficial to the human body. It has the medicinal value of invigorating qi and nourishing blood, moistening dryness and resolving phlegm, benefiting triple energizer and moistening lung. Walnut oil contains unsaturated fatty acids, linoleic acid, linolenic acid and 18 oleic acids. Compared with the mainland, walnuts in Kashgar have the following two advantages: first, early fruiting, high and stable yield, and sustainable high yield; Second, the quality of nuts has reached the national first-class or excellent standard. The appearance of nuts is light and smooth, the shell is 0.86- 1.23mm thin, the kernel yield is 5 1%-65.9%, the average single fruit 10.0g is above, the whole kernel is easy to take, the taste is sweet, the kernel is full and the color is yellow and white.

The area of walnut is 6.5438+0.23 million mu, resulting in an area of 804,000 mu and a yield of 55,000 tons. Mainly distributed in Yecheng, Zepu, Bachu, shache and other counties. According to the size of the area, the distribution of counties and cities is as follows: Yecheng County has the largest area, accounting for 40.4% of the total area; Followed by Bachu, Zepu and shache county, accounting for 53.4% of the total area; The next four counties are Mohammad, Shufu, Shule and Yengisar, accounting for 5.9% of the total area; Kashgar, Jiashi and Yuepuhu counties are relatively small.

Yecheng County is one of the main counties of walnut planting in Xinjiang. The first batch of Yecheng County was named as "the hometown of walnut, a famous and excellent economic forest in China". In 2008, Yecheng Walnut won the silver prize in the first China Walnut Congress. In 2009, Yecheng Walnut won the silver prize in the second China Walnut Congress. In July 2009, Yecheng Walnut was certified as a national geographical indication product. In August 2009, Yecheng Walnut was awarded the certificate of organic product certification by the state.