YJ-12 supersonic AShM pic.twitter.com/xzjvu3wQL3— dafeng cao (@xinfengcao) August 22, 2017
PLAN's missions & tasks, armaments construction. Lecture by PLAN former equipment department deputy secretary. pic.twitter.com/poYX8DvjYs— dafeng cao (@xinfengcao) August 22, 2017