期铜收低，受累于美联储政策决定公布前投资者获利了结【12月9日LME收盘】

Group 1: Market Overview - On December 9, LME copper prices fell by $148.5, or 1.28%, closing at $11,487.0 per ton after reaching a record high of $11,771 on the previous day [1] - The decline in copper prices is attributed to profit-taking by investors following a significant price surge and concerns over the slowing pace of interest rate cuts in the U.S. [1][3] Group 2: Price Movements of Other Metals - Other base metals also experienced declines, with three-month aluminum down by $31.5 (1.09%), zinc down by $31.0 (0.99%), and lead down by $20.0 (1.00%) [2] - Three-month tin and nickel prices also saw decreases, with tin down by $26.0 (0.07%) and nickel down by $106.0 (0.71%) [2] Group 3: Copper Market Dynamics - Copper prices have surged by 31% this year, with approximately 10% of this increase occurring in the past few weeks [3] - The rise in copper prices is supported by expectations of U.S. tariffs on imported copper, tightening global supply [3] - U.S. copper inventories have more than doubled over the past six months, reaching a record high of 439,510 short tons [3] Group 4: Economic Indicators - Market sentiment is cautious ahead of the Federal Open Market Committee (FOMC) meeting, contributing to profit-taking [3] - A stronger U.S. dollar, following the release of employment data, has put additional pressure on metal prices, making dollar-denominated commodities more expensive for buyers using other currencies [3] Group 5: Demand Outlook - China's copper ore and concentrate imports in November were reported at 2.526 million tons, with a cumulative total of 27.614 million tons from January to November, reflecting an 8.0% year-on-year increase [3] - In contrast, China's exports of unwrought aluminum and aluminum products in November were 570,000 tons, with a cumulative total of 5.589 million tons from January to November, showing a decline of 9.2% year-on-year [4]