Which city does Danzhou belong to?

Danzhou City is a prefecture-level city under the jurisdiction of Hainan Province and an important node city of Beibu Gulf urban agglomeration. Located in the northwest of Hainan Island, it borders Beibu Gulf in the west and north, Lingao and Chengmai in the east, Qiongzhong and Baisha in the south and southeast, and Changjiang in the southwest. The city's land area is 3406 square kilometers, accounting for about110 of the whole province; The coastline is 300 kilometers, accounting for about 1/6 of the province, with the largest land area and the longest coastline among cities and counties in the province.