Dingxi City is a typical Liangzhugou area on the Loess Plateau. The land is barren, dry and rainless. It is a miraculous rise in the potato industry in such a barren place, rewriting the history of “one party can't support one person”. In the Ming Dynasty, the Jinshi was introduced to Dingxi by Jinshi, and it was planted for more than 400 years. After long-term adaptive selection and continuous upgrading of the varieties, the potato is more suitable for the natural climate of Dingxi. The local people make full use of the local natural conditions, in the seedling breeding of Dingxi potato virus-free seed potatoes, using the method of breeding alpine isolation seed, low production cost, good product quality, protein, starch, vitamins and crude fiber and other nutrients Gao is a health food that is popular among the masses and has strong market competitiveness.