South Korea's Industry Ministry said on Monday it held an emergency meeting with steelmakers in Seoul to discuss measures to minimise the impact of potential U.S. tariffs. U.S. President Donald Trump said on Sunday he will announce new 25% tariffs on all steel and aluminum imports into the U.

SEOUL (Reuters) - South Korea's acting President Choi Sang-mok discussed on Monday responses to U.S. President Donald Trump's proposed tariffs on steel and aluminum, last week's U.S.-Japan summit, and responding to major trade issues in the digital sector in a government meeting, the finance ministry said.

Shares of South Korean steelmakers tumbled Monday after U.S. President Donald Trump pledged to impose new tariffs on steel and aluminum imports. POSCO (NYSE:PKX) Holdings fell as much as 3.6% to 230,500 won,