HAI DUONG, VIETNAM, March 2: Performed traditional boat on the Luc Dau river on March 2, 2013 in Kiep Bac ? Con Son festival, Chi Linh, Hai Duong, Vietnam. Kiep Bac ? Con Son festival is the most traditional festival, unique in Vietnam, held in spring and autumn every year. Perform traditional boat to recreate the naval battle in the history of the 14th century of Tran Hung Dao, a national hero of Vietnam, 1 in 10 of the world’s great general by the Science Council of British Royal considered for February 1984