Claim: Qidong County, with postal code 421600, is located in the Hunan Province (the 7th most populous province) of the People's Republic of China.
Evidence: With a population of just over 67 million as of 2014 residing in an area of approximately 210,000 km (81,000 sq mi), it is China's 7th most populous province by population and the 10th most extensive province by area. 421600 Hunan People's Republic of China