Dacheng Township is a rural township in Changhua County, Taiwan.GeographyDacheng is located on the north bank of the Zhuoshui River, at the river's mouth where it flows into the Taiwan Strait. It encompasses and a population of 17,256, including 9,335 males and 7,921 females as of January 2017.Administrative divisionsThe township comprises 15 villages: Cailiao, Dacheng, Dingzhuang, Fengmei, Gongguan, Sanfeng, Shangshan, Shanjiao, Taixi, Tanqi, Tungcheng, Tunggang, Xicheng, Xigang and Yonghe.Notable natives Joseph Wu, Secretary-General of National Security Council