Rudong County (simplified Chinese: 如东县; traditional Chinese: 如東縣; pinyin: Rúdōng Xiàn) is under the administration of Nantong, Jiangsu province, China, and lies on the Yellow Sea coast. It administers 14 towns and 5 districts. The 14 towns are Juegang, Matang, Fengli, Caobu, Chahe, Shuangdian, Xindian, Hekou, Yuanzhuang, Changsha, Ju, Yangkou, Bencha and Dayu.