Moon‘s interview was published one day before he is set to embark on a three-day state visit to the Southeast Asian country for a bilateral summit with Vietnamese President Tran Dai Quang on Friday.

The South Korean president is also scheduled to meet three other top leaders of Vietnam, including Nguyen Phu Trong, general secretary of the Communist Party, and Prime Minister Nguyen Xuan Phuc, according to Cheong Wa Dae.

Moon noted that Vietnam is already his country‘s fourth-largest trading partner and South Korea Vietnam‘s second-largest.