美联储12月利率决议临近，关注预期差

Report Summary 1. Report Industry Investment Rating The report does not explicitly mention the industry investment rating. 2. Core Viewpoints - In the short - to - medium term, positive macro expectations and concerns about supply disruptions are pushing up prices, but the lack of full recovery in real consumption may limit price increases. Also, beware of price adjustments after the Fed's possible December rate cut. Consider low - buying opportunities for copper, aluminum, and tin. - In the long term, there are still expectations of potential incremental stimulus policies in China, and supply disruptions for copper, aluminum, and tin remain, so their prices are expected to rise [3]. 3. Summary by Variety Copper - Viewpoint: Supply has a contraction expectation, and copper prices are expected to fluctuate strongly [4][8]. - Analysis: Codelco is raising the premium for refined copper supplied to Chinese customers in 2026. CSPT will reduce copper production capacity by over 10% in 2026. In November, SMM China's electrolytic copper production increased. On December 8, the average premium of 1 electrolytic copper spot decreased. As of December 8, copper inventory increased [8][9]. Alumina - Viewpoint: The oversupply situation has not improved significantly, and alumina prices continue to be under pressure [4][11]. - Analysis: On December 8, alumina prices in various regions declined, and the alumina warehouse receipt decreased. High - cost production capacity has fluctuations, and the domestic market is in a strong inventory - building trend. The current large gap between futures and spot prices may lead to the spot price following the decline of the futures price [11][12]. Aluminum - Viewpoint: Inventory continues to decline, and aluminum prices are expected to fluctuate strongly [4][13]. - Analysis: On December 8, the average price of SMM AOO aluminum decreased, and the inventory of aluminum ingots and aluminum rods decreased in some regions. In November 2025, China's un - wrought aluminum and aluminum product exports decreased year - on - year. An Indonesian aluminum plant will start trial operation in mid - December [13]. Aluminum Alloy - Viewpoint: Warehouse receipts continue to increase, and the market fluctuates at a high level [4][15]. - Analysis: On December 8, the price of some aluminum alloy products decreased. The import of scrap aluminum in October increased year - on - year. The supply of scrap aluminum is tight, and some alloy plants face production cut risks. Demand has a marginal improvement, and social inventory decreases slightly while warehouse receipt inventory increases [15][16]. Zinc - Viewpoint: Social inventory has decreased, and zinc prices will have a short - term rebound [4][18]. - Analysis: On December 8, the premium of 0 zinc in different regions varied. As of December 8, SMM's seven - region zinc ingot inventory decreased. A zinc mine in Australia postponed high - grade zinc ore mining. The expectation of a Fed rate cut in December has increased, zinc ore supply is tight in the short term, and the domestic zinc export window is open [18]. Lead - Viewpoint: Social inventory is decreasing, and lead prices may continue to rebound [4][19]. - Analysis: On December 8, the price of waste electric vehicle batteries increased, and the price of lead ingots increased slightly. The inventory of lead ingots in the social warehouse decreased, but the decrease may slow down. The profit of secondary lead smelting is high, and the production of lead - acid battery factories is at a high level [19][20]. Nickel - Viewpoint: The non - ferrous metal market is generally strong, and nickel prices fluctuate accordingly [4][21]. - Analysis: On December 8, LME nickel inventory increased, and Shanghai nickel warehouse receipts decreased. Recently, there have been transactions of domestic and Indonesian high - nickel pig iron. The market sentiment dominates the market, and the overall supply of nickel - related products is relatively loose [21]. Stainless Steel - Viewpoint: The transaction price of nickel - iron has bottomed out and rebounded, and the stainless - steel market fluctuates [4][23]. - Analysis: The stainless - steel warehouse receipt decreased slightly. Recently, there have been transactions of domestic and Indonesian high - nickel pig iron. In November, stainless - steel production decreased slightly, and in December, it may decline further. Social inventory has not increased significantly, but there is still inventory pressure [23][24]. Tin - Viewpoint: Supply concerns continue, and tin prices fluctuate strongly at a high level [4][24]. - Analysis: On December 8, LME tin warehouse receipts decreased, and Shanghai tin warehouse receipts increased. The spot price of tin decreased slightly. The复产 of a mine in Wa State is slow, Indonesian tin exports are restricted, and African tin production is affected. The supply of tin concentrate is tight, and demand from semiconductor, photovoltaic, and new - energy vehicle industries is increasing [24][26]. 4. Market Monitoring - Commodity Index: On December 8, 2025, the comprehensive index was 2267.05, down 0.18%; the commodity 20 index was 2588.87, down 0.37%; the industrial product index was 2216.09, down 0.16% [154]. - Non - ferrous Metal Index: On December 8, 2025, the non - ferrous metal index was 2576.49, with a daily increase of 0.17%, a 5 - day increase of 2.55%, a 1 - month increase of 3.58%, and a year - to - date increase of 11.62% [156].