Caotun

thumb|Downtown Caotun Caotun Township, formerly transliterated as Tsaotun Township, is an urban township in the northwest of Nantou County, Taiwan. It is the largest township in Taiwan by population.

university in Nantou County, Taiwan

Jiujiufeng () is a nature reserve located at the border of Taichung City and Nantou County, spanning the cities of Caotun, Guoxing, Wufeng, and Taiping. The protected area contains many small, jagged peaks, hence the name.