Suao Township (Chinese: 蘇澳鎭; pinyin: Sū'ào Zhèn; Wade–Giles: Su1-ao4 Chen4; Pe̍h-ōe-jī: So͘-ò), alternately romanized as Su-ao or Su'ao, is located in southern Yilan County, Taiwan, is an urban township that is famous for its seafood restaurants and cold springs. It is a terminus of National Highway No. 5, the Suao-Hualien Express Way, and the North-Link Line of Taiwan Railway. It also has two large harbors: Suao Port, a seaport that also houses a naval base, and Nanfang-ao Port, a major fishing port of Taiwan.