Maifan Stone (Winding wheat and rice stone), Tianjin
Maifan Stone is considered as one of the Three Treasures of Ji County in Tianjin. Maifan Stone can be rubbed into a a kind of stuff shaped like boiled wheat and rice. This kind of stone can be used to filter water. The filtered water can benefit your health. Recent years, some expert both in and abroad have begin to study this kind of stone, which could be used to remove fluorine, peculiar smell, body building and medical treatment of skin diseases.
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