美宣布提高钢铝关税至50%，欧盟：深表遗憾，将继续谈判；英国宣称要建12艘核潜艇；马斯克最新发声：不想为美政府所做的一切承担责任丨早报

Group 1 - The US announced an increase in steel and aluminum tariffs from 25% to 50%, which the EU expressed regret over and indicated ongoing negotiations to address the situation [2] - The UK plans to invest £15 billion (approximately $20.3 billion) in nuclear deterrence, including the construction of 12 new attack submarines, citing threats from Russia [3] - JD.com announced plans to expand its delivery workforce to 150,000 full-time riders, having already surpassed 100,000, with daily order volumes exceeding 25 million [25] Group 2 - China's logistics sector showed resilience with a total social logistics volume of 115.3 trillion yuan, reflecting a year-on-year growth of 5.6% in the first four months of the year [6] - During the Dragon Boat Festival holiday, Shanghai received 6.48 million visitors, with total tourism revenue reaching 12.48 billion yuan, a year-on-year increase of 3.3% [12] - The domestic refined oil market is expected to see a price increase of 70 yuan per ton, as the new pricing window opens on June 3 [14] Group 3 - The South Korean government held an emergency meeting with steel and aluminum industry representatives to discuss the implications of the US tariff increase [22] - The Chinese government is intensifying efforts to regulate "involution" competition in the automotive industry, with multiple departments supporting initiatives to maintain fair competition [37]