![Kim Jong Un visits the Chemical Material Institute of the Academy of Defense Science in Pyongyang, August 23, 2017.](/sites/default/files/multimedia_images_2018/201806asia_korea_kim.jpg)
Kim Jong Un visits the Chemical Material Institute of the Academy of Defense Science in Pyongyang, August 23, 2017.
© 2017 KCNA
Kim Jong Un visits the Chemical Material Institute of the Academy of Defense Science in Pyongyang, August 23, 2017.