Caofeidian area, belonging to Tangshan City, Hebei Province, is located in the center of Bohai Sea, south of Tangshan, adjacent to Beijing and Tianjin, facing the Bohai Sea in the south, and facing Dalian, Yantai, North Korea and South Korea across the sea, with a total area of 2 1 14 square kilometers, including land 1408. 14 square kilometers.

20 19 Caofeidian area has jurisdiction over 3 streets and 3 towns. According to the data of the seventh census, as of 0: 00 1 1 on June 2020, the resident population in Caofeidian area was 352,069.

Caofeidian area is the hometown of oriental prawn in China, jellyfish in China, and a national healthy fishery breeding demonstration county.

Caofeidian has the second largest state-owned farm in China, with a total wetland area of 540 square kilometers. It is a natural gene bank of wild animal and plant species, an international migration place of rare migratory birds and a national 4A-level tourist attraction. It is called "a wetland reserve unique to the north, rare in China and with great development potential" by the International Wetland Organization.