Bao Xu (date of birth and death unknown) was the leader of Blackwater Party, an anti-British force in eastern Zhejiang during the Opium War. A native of Yinxian County, Zhejiang Province, was born in a peasant family in the mountainous area of Yinxian County. "When you were young, your parents died." He is a burly man with extremely developed muscles. When collecting firewood, he engaged in hunting. The hunted animals and animals are often given to the poor, and the local farmers affectionately call him "Brother Xu". He is usually enthusiastic, "those who complain negatively will take it as their own business" (1), thus offending the local gentry. Later, the defendant went to the government, was wanted and was forced to leave his hometown to live in Dinghai.