Hong Sung-mu is a North Korean nuclear weapons scientist and a Workers' Party of Korea official working with North Korea's weapons of mass destruction and space programs.
10 Facts About Hong Sung-mu
Hong Sung-mu is the deputy director of the party's Machine Building Industry Department and plays a key part in the country's nuclear weapons program.
Hong Sung-mu was educated in Central and Eastern Europe, and possibly in the Soviet Union too.
Hong Sung-mu plays an important role in North Korea's weapons of mass destruction and space programs.
Hong Sung-mu was formerly the chief engineer at the Yongbyon Nuclear Scientific Research Center.
Hong Sung-mu's background is in manufacture and production rather than development and research, as opposed to his superior in the MBID, Ju Kyu-chang.
Hong Sung-mu's career took off in earnest after the 2011 death of Kim Jong Il, the country's leader, and the succession of Kim Jong Un.
Hong Sung-mu was number 126 on the funeral committee list of Kim Jong Il.
Hong Sung-mu played a key part supervising the 2013 and January 2016 North Korean nuclear tests.
Hong Sung-mu has appeared in the North Korean media in connection to those tests, the December 2012 launch of the Kwangmyongsong-3 satellite, and the country's 2017 nuclear test.