(VOVworld) - Chairman of the Vietnam Union of Friendship Organisations Vu Xuan Hong presented an insignia for peace and friendship among nations to Kim Sun Han, Yonhap Agency correspondent in Vietnam at a ceremony in Hanoi on Wednesday.  Hong praised Kim’s valuable contributions to promoting friendship, mutual understanding and cooperation between the two countries. During his time in Vietnam, Han has written many articles  and in 2007, he published a book on Vietnam’s past, present and future that has become a standard reference for Korean people who want to know more about Vietnam.