Nan'ao Township is a rural township in the southern part of Yilan County, Taiwan. It is the largest township in Yilan County.HistoryThe township was the site of the Sayun incident during Japanese rule, made famous through the movie Sayon's Bell, and was formerly classified as "Savage Land" under Taihoku Prefecture during Japanese rule.GeographyIt has a significant population of Atayal aborigines.Nan'ao Township contains part of the mountainous terrain of the Central Mountain Range.  Area: 740.65 km² Population: 6,147 people in 1902 households (December 2014)Administrative divisionsNanao is divided into seven villages (from north to south):  Dongyue Nan'ao Biho Jinyue Wuta Jinyang AohuaTourist attractions Cueifong LakeTransportationNan'ao is served by the North-Link Line of Taiwan Railway Administration at three stations: Dong-ao Station, Hanben Station, and Wuta Station.