Guoxing Township () is a rural township in Nantou County, Taiwan. As of February 2023, the township has a population total of 17,168.
Guoxing Township is located about east of central Taichung City. The township is named after Koxinga.
Guoxing, Shimen, Daqi, Zhangliu, Zhangfeng, Zhangfu, Beigang, Fugui, Gangou, Ganlin, Dashi, Beishan and Nangang Villages.
Guoxing Interchange connects Guoxing Township to National freeway 6.
Guoxing Township is served by Nantou Bus, Taichung Bus, and Chuan Hang Bus.