12月26日，国内商品期货收盘，主力合约多数上涨，涨幅方面，铂涨超9%，碳酸锂涨超8%，沪银涨超 6%，氧化铝涨超5%，国际铜、沪铜、对二甲苯（PX）涨超3%，PTA、苯乙烯涨近3%。跌幅方面，钯 跌超2%，多晶硅、焦煤、焦炭跌超1%。 ...

Group 1 - The domestic futures market for non-ferrous metals showed a mostly positive trend on December 3, with the main tin futures rising over 2% [1] - As of the latest data, polysilicon futures increased by 1.42% to 57,165.00 CNY/ton, while alumina futures decreased by 1.49% to 2,637.00 CNY/ton [1] - The main aluminum futures rose by 0.34% to 21,930.00 CNY/ton, and the main tin futures increased by 2.02% to 311,980.00 CNY/ton [1] Group 2 - The opening and closing prices for various non-ferrous metal futures on December 3 were reported, with notable movements in contracts such as alumina, lithium carbonate, and copper [2] - The main alumina futures opened at 2,671.00 CNY and closed at 2,677.00 CNY, while the main lithium carbonate futures remained stable at 96,560.00 CNY [2] - The main copper futures opened at 89,100.00 CNY and closed at 89,090.00 CNY, indicating slight fluctuations in the market [2] Group 3 - The basis data as of November 2 indicated that certain commodities like zinc, nickel, industrial silicon, and international copper experienced a 'backwardation' phenomenon, where spot prices exceeded futures prices [2] - The basis and basis rate for various metals were detailed, showing that nickel had a positive basis of 2,427 CNY with a basis rate of 2.02%, while polysilicon had a negative basis of -4,365 CNY with a basis rate of -8.39% [3] - The current spot price for copper was reported at 88,735 CNY, with a negative basis of -355 CNY against the futures price [3]

Core Viewpoint - The domestic futures market for non-ferrous metals shows mixed performance, with polysilicon prices rising while lithium carbonate prices decline [1] Price Movements - Lithium carbonate futures decreased by 0.43%, priced at 79,280.00 CNY/ton - Polysilicon futures increased by 1.89%, priced at 52,175.00 CNY/ton - Alumina futures rose by 1.02%, priced at 3,174.00 CNY/ton - Shanghai tin futures increased by 1.13%, priced at 269,340.00 CNY/ton [1][2] Futures Market Data - The opening and closing prices for various contracts on August 25 include: - Alumina: Opened at 3,141.00 CNY, closed at 3,142.00 CNY - Lithium carbonate: Opened at 81,000.00 CNY, closed at 79,620.00 CNY - Shanghai copper: Opened at 78,710.00 CNY, closed at 78,710.00 CNY - International copper: Opened at 69,780.00 CNY, closed at 69,810.00 CNY - Shanghai aluminum: Opened at 20,625.00 CNY, closed at 20,670.00 CNY [2] Warehouse Inventory Changes - As of August 22, warehouse receipts for various metals showed the following changes: - Copper: Decreased by 1,009 tons to 24,148 tons - Aluminum: Decreased by 2,746 tons to 57,144 tons - Zinc: Increased by 503 tons to 32,791 tons - Tin: Decreased by 205 tons to 7,053 tons - Lead: Decreased by 476 tons to 58,946 tons - Nickel: Decreased by 36 tons to 22,552 tons - International copper: Remained stable at 6,125 tons - Alumina: Increased by 1,793 tons to 77,746 tons - Lithium carbonate: Increased by 670 contracts to 24,990 contracts - Polysilicon: Increased by 80 contracts to 6,540 contracts - Industrial silicon: Decreased by 117 contracts to 51,049 contracts [3] Basis and Basis Rate - The basis and basis rates for selected metals indicate: - Copper: Spot price at 78,855 CNY, futures price at 78,700 CNY, basis of 155 CNY, basis rate of 0.20% - Zinc: Spot price at 22,186 CNY, futures price at 22,245 CNY, basis of -59 CNY, basis rate of -0.27% - Aluminum: Spot price at 20,696.7 CNY, futures price at 20,670 CNY, basis of 26 CNY, basis rate of 0.13% [4][5]