What country are both Yiyang and Chongzuo located in?
Yiyang Yiyang () is a prefecture-level city on the Zi River in Hunan province, People's Republic of China, straddling Lake Dongting and bordering Hubei to the north. According to the 2010 Census, Yiyang has a population of 4,313,084 inhabitants residing in an area of 12,144 km2 . The previous census was in 2000 when it was recorded there were 4,309,143 inhabitants.
Ziyang District Ziyang District () is one of two districts in Yiyang City, Hunan Province, China. The district is located on the northern bank of Zi River and on the southern bank of the Dongting Lake. It is bordered to the north by Yuanjiang City and Hanshou County, to the west by Taojiang County, to the south by Heshan District, to the east by Xiangyin County.