Chinese Maifan Stone is a kind of natural pharmacy. It is originated in pingdingshan of Naiman Qi in Inner Mongolia. This kind of stone has such laudatory titles as magical stone, longevity stone, healthy pharmacy stone, etc. The pharmaceutical master Li Shizhen In Ming Dynasty had given detailed records of the special function of Maifan Stone in his Compendium of materia medica, describing it as "warm and of no poison, able to work on all the symptoms of pain". Maifan Stone is confirmed to contain dozens of varieties of minerals and trace elements necessary to human body. which can compensate for natural food, be used as a kind of natural nutrition source, has the magical effect of maintaining nutrition balance ,promoting growth, washing cells ,eradicating poisonous substance, resisting tire, preventing feebleness, improving immunity, preventing cancer and removing disease and extending life span, by many research institutes such as Shenyang Geology Mineral Research Institute, Beijing Mineral & Metallurgical Research Institute, Bethune Medical University, Beijing Foodstuff Nutrition Source Institute, Beijing Sino-Japanese Friendship Hospital, Military Medical Science Institute of PLA, Harbin Business College,No.301,302 Hospital of PLA, etc.It has been widely applied in industries of liquor, beverage, medicine, foodstuff, cosmetics, aquatic, water purification, breeding, etc. The Maifan Stone series products of this company have not been chemically processed. So the natural trace elements they contain are not damaged. Long use of Maifan Stone series Products can make people healthy, energetic, and long living.