Of course, it is a medical stone cup containing various trace elements needed by the human body. Its characteristic is that it can adsorb harmful impurities such as heavy metals in water and release trace elements beneficial to human body. Mineralize the water quality while purifying it. It is a unique health medicine stone in Pingdingshan, Naiman Banner, Inner Mongolia, China, and medical stone is also recorded in Li Shizhen's Compendium of Materia Medica. The long-term use effect is particularly obvious.