Question: Zhuhai and Zhangzhou, are located in which country?

Context paragraphs:
Zhuhai: Zhuhai ( , ; Yale: "Jyūhói"; literally: "Pearl Sea") is a prefecture-level city on the southern coast of Guangdong province in China.  Located in the Pearl River Delta, Zhuhai borders Jiangmen to the northwest, Zhongshan to the north, and Macau to the south.  Zhuhai was one of the original Special Economic Zones established in the 1980s.  Zhuhai is also one of China's premier tourist destinations, being called the Chinese Riviera.  While the city is located in the traditionally Cantonese-speaking region of Guangdong Province, a significant portion of population is now made up of Mandarin speaking economic migrants originally from inland provinces.

Zhangzhou: Zhangzhou, formerly romanized as Changchow, is a prefecture-level city in Fujian Province, China.  The prefecture around the city proper comprises the southeast corner of the province, facing the Taiwan Strait and surrounding the prefecture of Xiamen.  During the 2010 census, the entire area of Zhangzhou was home to 4,809,983 inhabitants.  Along with the 1.9m people of central Xiamen, its urban districts of Longwen and Xiangcheng, together with Longhai, form a single metropolitan area of about 5 million people .

Supporting paragraphs: Zhuhai Zhangzhou
Answer: China