Fresh vegetable fruit sweet potatoes. The flesh color of fruit fresh type sweet potato is generally light yellow, orange to Orange-red red, rich in carotene, its utilization direction is mainly fresh food, which can be used to produce preserved potatoes, potato sauce, canned potatoes, dried potatoes, potato cakes, French fries (chips), extract natural pigments. Sweet potatoes for health purposes. In addition to the medicinal type of sweet potato Simeon No. 1, which is white white, the meat of other healthy sweet potato varieties is purple to dark purple. In addition to the nutritional components of ordinary sweet potatoes, it is also rich in selenium Anthocyanidin. In recent years, the company's sales in the market have been good its development prospects are promising. Extract pigments. The Anthocyanidin contained in purple potato is a natural pigment, which is in great demand in domestic foreign markets. Dried potato processing

Full powder processing. Sweet potatoes are peeled, dried, crushed, processed into whole powder, with beautiful color rich nutrition. They are excellent food processing materials can be used as the main ingredient ingredient for various pastries. The variety of purple potato powder processing requires a round shape, smooth skin, even flesh color. The processing of leisure food. Snack foods such as potato chips frozen potato cakes made purple potatoes have high nutritional value flavor. In addition to high requirements for the appearance of potatoes, processed snack foods require varieties with high starch soluble sugar content.

Potatoes for cauliflower use. Vegetable sweet potato stems tender leaves are rich in protein, minerals, vitamin C, fiber, making it a vegetable with high nutritional value. At the same time, it also has the flavor of wild vegetables, with less pollution. It is delicious when stir fried cold mixed. Although the stems leaves of sweet potatoes are rich in nutrients, they are resistant to storage have strong seasonality, making them prone to decay spoilage. In most regions, the treatment of sweet potato stem tips is air drying used as feed together with other stems vines, with a nutrient utilization rate of less than 10%. Further processing utilization of sweet potatoes are necessary, their development prospects are broad.