[2] He served in the international organization bureau at the North Korean foreign ministry.
[3] He has also served as an official in the World Food Programme National Coordination Committee at Pyongyang.
[3] In July 2017 Mun was nominated to be the new ambassador to Rome, after the post had been vacant for over a year according to South Korean sources.
[3] However, Italy demanded on 1 October as a retaliation for North Korean nuclear and ballistic missile tests that he should leave the country.
[9] During the ceremony, Syrian president Bashar al-Assad is said by KCNA to have proclaimed that he will visit North Korea and meet with leader Kim Jong-un.