Lianjiang County (Mazu), belonging to Fuzhou City, Fujian Province, is located in the Mazu Archipelago to the northwest of the Taiwan Strait, and belongs to Lianjiang County, Fuzhou City, Fujian Province. It includes ten islands, including Nangan, Beigan, Gaodeng, Liangdao, Daqiu, Xiaoqiu, Dongju, Xiju, Dongyin, and Xiyin. The islands are listed, facing Minjiang Estuary, Lianjiang Estuary, and Luoyuan Bay. It is only a water gap from the mainland. It is a maritime hub and has always played a role of outpost.