受全球铜供应趋紧等因素影响，3日铜价再创新高

Group 1 - The core viewpoint of the article highlights that global copper prices have reached a historical high of $11,540 per ton due to tightening supply and concerns over potential U.S. tariffs [1][3] Group 2 - The recent surge in copper prices is influenced by multiple factors, including a tightening global copper supply, particularly due to a mine collapse in Chile, which led Glencore to reduce its copper production forecast for this year to between 850,000 and 875,000 tons, a nearly 40% decrease from 2018 [3] - There are widespread market predictions that the Trump administration may impose tariffs on copper next year, prompting a surge in metal shipments to the U.S. to avoid these tariffs, which could lead to critically low global copper inventories [3] - The demand for copper is surging, driven by upgrades in electrical grids and power infrastructure, contributing to the rising prices [3] Group 3 - According to the International Energy Agency, even with high production levels, the global copper supply gap is expected to reach 20% by 2035 [5] - Goldman Sachs has projected that starting next year, copper prices will enter a new high-price trading phase [5]