Sanying pepper, also known as Chaotian pepper, is a kind of clustered small pepper with strong spicy taste, compact plants and upward growth of pepper fruit. The stem grows upright and has strong branching ability, which is a limited branching type. The fruit is a berry, long oval, curved, with the upper end shaped like an eagle's mouth, and the weight of a single fruit is 0.45 g. Field growth period of three cherry peppers 120— 135 days. Generally, the plant height is 40-60 cm, and each plant can bear 500 peppers150-200. Planting and management according to the general technology can produce 250-350 kilograms of dried pepper per mu in spring sowing. Three cherry peppers like cool climate, are not resistant to cold and frost, like fertile soil, but are afraid of plant growth and stress resistance weakening due to too much nitrogen fertilizer. Fenyang City has been planting three cherry peppers for a long time, with mature technology, and the output is expanding year by year, with an annual planting area of 40,000 mu. The products are processed by special equipment, and the extracted food pigments are widely used, and the market is in short supply, so the prospect is very promising.