According to relevant information, Xinfeng medical stone is still behind. According to the mining policy of Xinfeng county, it is known that there are medical stones in Xinfeng county, which can be mined. Medical stone is a rare natural medical stone in China, and Li Shizhen is known as "sacred stone" and "longevity stone" in Compendium of Materia Medica. Gannan medical stone, produced in Jinpenshan, Xinfeng, is rich in potassium, strontium, germanium, bromine, iodine, selenium and other 18 kinds of trace elements necessary for human body, and is known as "mineral nutrition source". The development and utilization of medical stone in Gannan has made great breakthroughs in medical care, food and beverage.