Panjin and Echeng District are both located in which country?
Panjin: Panjin () is a prefecture-level city and a major oil production centre of Liaoning province, People's Republic of China, and is situated on the northern coast of Liaodong Bay of the Bohai Gulf. Echeng District: Echeng District () is one of the three administrative districts into which the prefecture-level city of Ezhou, China's Hubei province, is divided.
China