Tangkou Town of Yangxi County, Yangjiang City is located in the northwest of Yangxi. The town is 9.5 kilometers away from the county seat. To its east is Chengcun Town, to its south is Zhiwu Town. To the west of Tangkou Town of Yangxi County are Pupai Town and Xinxu Town, and to its north ishekou Town of Yangchun City. The total area of Tangkou Town is 230 square kilometers. The administrative region of Tangkou Town of Yangxi County has jurisdiction over 15 village committees and one residents' committee, with a total population of 37,900.