李在明当选韩国总统，美国来硬的？白宫：对进口钢铁加征50%关税

Group 1 - South Korea has a developed steel industry and has been the largest shipbuilding exporter for a long time, particularly strong in the LNG ship sector with multiple related patents [1] - The election of Lee Jae-myung as the new president of South Korea comes at a critical time, as he immediately assumes office due to a previous presidential vacancy [1] - The U.S. has imposed a 50% tariff on imported steel products from South Korea, which is seen as a severe blow to the South Korean steel industry and its exports to the U.S. market [3][5] Group 2 - The 50% tariff on steel imports will significantly impact South Korea's economy, which already faces unprecedented challenges, particularly due to competition from China [5] - The U.S. is not only imposing tariffs on steel but also on automobiles and auto parts, further complicating South Korea's economic situation [5] - The U.S. strategy towards its allies, including South Korea, indicates that it will exert considerable pressure to force concessions, reflecting a tough stance even against allies [8][10]