Chang San-cheng

Chang San-cheng or Simon Chang () (born 24 June 1954) is a Taiwan politician. He was Premier of the Republic of China from 1 February 2016 until 20 May 2016, appointed by President Ma Ying-jeou. He was Vice Premier from 8 December 2014. 
Chang is the current vice presidential candidate in the 2020 Taiwan presidential election for the Kuomintang, running with presidential candidate Han Kuo-yu. He elected Mayors of Taoyuan from 25 December 2022.