Nanjing Pukou Yongning National Defense Education Base. According to the public comment website, Nanjing Pukou Yongning National Defense Education Base is a multi-meter outward bound training base in Nanjing, located in the hometown of educated youth with beautiful scenery, covering an area of 160 mu. It is a comprehensive practice base integrating military training, national defense education, patriotism education, ideal and belief education, production and life labor practice, psychological quality training and outward bound training.