Changde Street is located in the county seat, with an area of 243 square kilometers, bordering Jinlan Street in the east, Shuangsha Township in the south, Deyao Township and Arrow Bamboo Township in the west, and Huangjing Township in the north, with 16 villages and 7 communities under its jurisdiction, with a household population of 105,000 people and a resident population of about 86,000 people (of which: the urban population is about 53,000 people), and it is the county's political, economic, cultural and transportation center and hub.