1, the north-south width of Dejiang jiancha town 19.40km. Surrounded by Fuxing Township, Hexing Township, Pingyuan Township, Nangan Township and Tangyan Township, it is an important channel for the county's import and export.
2. Tangtou Town is the largest town in Sinan County, 8 kilometers away from the national key project power station and Bailu Lake National Wetland Park, and 3 kilometers away from the Tangtou Interchange of Rong Expressway. It is the economic and cultural center of Hedong District, Sinan County, with the reputation of "Little Nanjing" and "Little Hong Kong".