Longhai (simplified Chinese: 龙海; traditional Chinese: 龍海; pinyin: Lónghǎi; Pe̍h-ōe-jī: Liông-hái; literally: "dragon sea") is a county-level city within the prefecture-level city of Zhangzhou, in the south of Fujian province, People's Republic of China. Longhai comprises territory on both banks of the lower Jiulong River, although most of its area is on the right (southern) bank.