Sell maifan stone

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Maifan stone is a kind of precious medicine stone resource, including of many kinds of dissolubility microelements, which are helpful to the health, and has extremely strong sorption. It has two way regulating action with the sour alkali in the aqueous solution. It applies to: medical treatment and sanitation, food healthy care, environmental protection, aquiculture, water quality improving, deodorizer, cosmetic and farming, animal husbandry and fishery, etc, .