Haimen

Haimen is a county-level city under the administration of Nantong, Jiangsu province. t is located at the opposite side of the Yangtze River to Shanghai and is directly north of Chongming Island except for a small portion that forms Haimen City's Haiyong Township. Haimen is the seat of the Roman Catholic Diocese of Haimen. The area that is now Haimen was formed from silt deposits from the Yangtze River. Several sandbanks, including Dongzhou and Buzhou, joined together with the mainland in the Tang dynasty. In 958 CE, during the Later Zhou dynasty in the Five Dynasties and Ten Kingdoms period, Haimen County was established, the seat established at Dongzhou Town.

Tourist attraction includes Oyster Island, Zhang Jian’s memorial hall, and more. Oyster Island is located in northeast of Dongzhao Port. The island is well known for its produce of oyster and for its research, in which scientists have considered the island a wonderful location for scientific investigations.