Walnuts, flat apricot kernels and summer Chinese prickly ash are collectively known as the Three Treasures of Yesanpo.

Soft-shell walnuts are mainly produced in the mountainous areas of Yesanpo in Laishui County, with an annual output of 1 million kilograms. As a pure natural green food, they feature fine texture and plump kernels in pale yellowish white. Rich in various amino acids and trace elements, they help improve mental acuity and maintain skin health. They also help regulate physical functions, relieve fatigue, and bring health benefits to people suffering from cardiovascular diseases and hypertension.

Flat apricot kernel trees love sunlight and can grow even on barren mountain land. The planting base for flat apricot kernels in Laishui County now covers 10,000 mu, producing 1 million kilograms per year. High in nutritional value, flat apricot kernels contain abundant protein, fat, vitamins and trace elements. They can soothe coughs, moisten the lungs, nourish the skin, promote saliva secretion, boost growth and resist aging.

Summer Chinese prickly ash is another major local product from the county's mountain areas, with an annual output of 800,000 kilograms. It is a pure natural organic green food, renowned far and wide for its strong numbing flavor and rich fragrance. It is abundant in aromatic oil, limonene and sterols. It is a premium condiment for home cooking, hotels and banquets, and can also be used as an insect repellent for clothes and grain.