Does 858 Jiangyin South Outer Ring belong to Chengjiang or Xiagang?

Xiagang According to the inquiry of official website, Jiangyin Municipal People's Government, No.858, Jiangyin South Outer Ring Road is planned to Xiagang Street, Jiangyin City, which is located in the west of Jiangyin City, Jiangsu Province, with an area of 38.23 square kilometers, of which the water surface area is 17.33 square kilometers, with a registered population of 34,800 and a foreign population of 37,500. Administer 15 administrative villages and 4 communities.