Huaan Introduction: Hua'an County, a county under the jurisdiction of Zhangzhou City, Fujian Province, is located in the southern part of Fujian Province, north of Zhangzhou City, adjacent to Zhangping, Anxi, Changtai, Yucheng and Nanjing. It is 150 kilometers away from Xiamen and is one of the coastal open counties in Fujian Province. It is also the county with the largest number of Gaoshan compatriots in the mainland. It is the largest forestry commodity production base in southern Anhui and the key forestry county in Fujian Province. The dialect is spoken in the south, and the Yi people use the proverb (very close to Hakka). [1-2]