Are Yanzhou District and Haidong in the same country?
Haidong Haidong (; Wylie: Haitung) is a prefecture-level city of Qinghai province in Western China. Its name literally means "east of the (Qinghai) Lake." On 8 February 2013 Haidong was upgraded from a prefecture () into a prefecture-level city. Haidong is the second largest city in Qinghai after Xining.
Dongtai Dongtai () is a coastal county-level city under the administration of Yancheng, Jiangsu province, China. It has a population of roughly 1,170,000 estimated for 2007. Out of the total population, about 260,000 live in the Dongtai urban core, others are distributed in the 23 suburban towns and rural regions (Some famous towns include Touzao, Anfeng, Qingdong, Sancang, Qianggang, Fu'an, Tangyang, etc.). With some Yellow Sea coast, it borders the prefecture-level cities of Nantong to the south and Taizhou to the west, and is the southernmost county-level division of Yancheng.