In a speech at South Korea's Yonsei University, Lam urged South Korean companies to keep investing in Vietnam and warned of the risk of fragmenting supply chains. "Vietnam welcomes South Korean enterprises to expand their investments in the country, emphasising substantive cooperation in technology," Lam said.

South Korea and Vietnam pledged deeper economic and strategic cooperation as their leaders held a summit on Monday, with the countries seeking to leverage their business ties to navigate a challenging global trading environment.

Top leaders of South Korea and Vietnam have agreed to boost trade, as the two export-dependent countries look to mitigate the impact of US tariffs. President Lee Jae Myung is hosting To Lam, the chief of Vietnam's ruling Communist Party.

SEOUL/HANOI -- The leaders of South Korea and Vietnam agreed on Monday to seek deeper cooperation in fields such as nuclear energy, high-speed railways and critical minerals as their countries seek to upgrade bilateral ties.

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.

On August 10 in Seoul, shortly after arriving for his state visit to South Korea, Party General Secretary To Lam met with members of the Vietnam Innovation Network and Vietnamese experts and entrepreneurs living in the country.

Party General Secretary To Lam has urged the Vietnam Innovation Network in South Korea to drive global knowledge and technology transfer.

Korea and Vietnam signed 10 memorandums of understanding (MOUs) covering cooperation in areas including science and technology, renewable energy and supply chains at a bilateral summit.

President Lee Jae Myung held a summit with Vietnam's top leader To Lam on Monday and agreed to deepen cooperation across the economy, security, technology and culture with the major trading partner. The summit between Lee and Lam,