Do people in Lincang, Yunnan know about dysentery?

I see. According to relevant public information, Yunnan people like to talk about Yunnan's unique climate, and a long rainy season will lead to an increase in humidity. Not only women but also some men love it. Bruising and twisting are done with the index finger and middle finger. Two fingers are bent into a hook shape, dipped in water to hold the skin of the surgical site and lift it, then released, and the local skin is bruised quickly and frequently.