铜：供给偏紧和需求偏弱预期下，期价或依然震荡

Group 1: Market Overview - Copper prices have shown a narrow fluctuation since May, with market sentiment being cautious due to a tight supply from mines and weakening demand [2] - The macroeconomic environment lacks clear drivers, with potential tariff increases on copper following the U.S. tariffs on steel and aluminum, causing temporary price spikes [3] - The U.S. economy shows signs of stability with improved GDP and employment data, but concerns over fiscal deficits and credit risks keep market sentiment cautious [3] Group 2: Supply Dynamics - Global copper mine production in March was 1.969 million tons, up 11.4% month-on-month and 3.68% year-on-year, with Chile's production at a four-year high [4] - Supply disruptions are noted, including a temporary halt in operations at the Kakula copper mine due to an earthquake, while other mines remain unaffected [4] - Domestic processing fees for copper remain low, with a recent figure of -$43.29 per ton, indicating ongoing supply tightness [5] Group 3: Production and Demand - Global refined copper production for January to March was 7.058 million tons, a 3.17% year-on-year increase, driven by growth in China, the Democratic Republic of Congo, and India [6] - China's electrolytic copper production in May reached 1.1383 million tons, a 12.86% year-on-year increase, but a decline in production is expected due to tight copper ore supply [6] - Demand from downstream sectors is weakening, with reduced operating rates in copper rod, pipe, and plate manufacturers, while cable manufacturers maintain higher rates due to existing orders [8] Group 4: Inventory and Pricing - LME copper inventory has decreased rapidly, with total stocks at 132,400 tons, raising concerns about short-term supply risks [7] - Domestic copper inventory is low, and the spot premium has decreased, indicating a tightening supply situation [9] - The market is experiencing a tug-of-war between tight supply and weakening demand, leading to expectations of continued price fluctuations in the short term [9]