Do you mean the difference between ochre and ochre? Which material is better? Bian Shi belongs to medical devices, which can be used as matching accessories such as bracelets and necklaces to promote blood circulation. Ochre is a medicinal material.

Bian Shi is a kind of stone for treating diseases, and there is a record of acupuncture treatment in Huangdi Neijing. Bian stone is generally used for scraping, and this kind of stone has a good effect. It is estimated that it is related to the trace vitality contained in bian stone.

It is rarely used to treat diseases, but now people still use it for health care. Massage is good for treating physical discomfort!