By Francesco Guarascio and Phuong Nguyen HANOI (Reuters) -New South Korean President Lee Jae Myung will host Vietnam's top leader To Lam on a visit next week, two people familiar with the plan said, as they aim to boost cooperation on technology at a time of global trade tension that could affect their ties.

South Korea and Vietnam pledge stronger trade cooperation to counter U.S. tariffs, aiming to boost economic ties and regional growth.