Yen Teh-fa (2018) cited in " Taiwan losing military edge: US report http://www.taipeitimes.com/News/front/archives/2018/08/18/2003698716/2" on Taipei Times, 18 August 2018
Yen Teh-fa is a Taiwanese politician and retired general officer of the Republic of China Armed Forces. He is currently the Minister of National Defense. He was previously the Secretary-General of National Security Council. He was the Chief of the General Staff of the Republic of China Armed Forces from 30 January 2015 until 1 December 2016. He was the Vice Minister for Armaments of the National Defense Ministry from 9 August 2013 until 15 January 2014. Wikipedia
Yen Teh-fa (2018) cited in " Taiwan losing military edge: US report http://www.taipeitimes.com/News/front/archives/2018/08/18/2003698716/2" on Taipei Times, 18 August 2018