Maifan Stone (Medical Stone) is a kind of nonmetal mineral, has been called as Magical Stone, Healthy Stone, Long-life Stone in Japan and Korea. It was used in medical treatment since Ancient China, as stated in "Compendium of Materia Medica" since 1578.

Maifan Stone has the function of health care and bacteria resistance. It can be widely used in various fields related with human living, such as medical treatment and health care (pharmacal science, bathing), food & drinks (man-made mineral water, carbonated drinks, beer, wine, tea), environmental protection (water purification, sewage treatment, soil amelioration, antisepsis, deodorization, decontamination), animal breed (cattle&poultry feeding additive, improve water environment of aquaculture) ect.

Maifan is biological non-toxic and harmless.

This product can be used as air purifier.