有色金属板块大面积飘绿 氧化铝主力涨逾1%

Group 1 - The domestic non-ferrous metal futures market showed a significant decline on May 22, with aluminum oxide futures rising over 1% [1] - As of May 22, the main aluminum oxide futures increased by 1.26% to 3224.00 CNY/ton, while other metals like tin, zinc, and lead saw declines of 0.60%, 0.49%, and 0.74% respectively [1] - The opening prices for various non-ferrous metal futures on May 22 included aluminum oxide at 3230.00 CNY, lithium carbonate at 61200.00 CNY, and copper at 78010.00 CNY [2] Group 2 - On May 21, the warehouse receipts for non-ferrous metals showed a decrease in copper by 4520 tons, aluminum by 1625 tons, and lead by 3884 tons, while tin increased by 45 tons [3] - The aluminum oxide warehouse receipts decreased by 16826 tons, indicating a significant reduction in supply [3] - The basis data indicated that several metals, including copper, zinc, aluminum, nickel, tin, industrial silicon, lithium carbonate, and polysilicon, experienced a "backwardation" phenomenon where spot prices were higher than futures prices [3] Group 3 - The basis and basis rate for various metals showed that copper had a basis of 403 CNY with a basis rate of 0.51%, while zinc had a basis of 359 CNY with a basis rate of 1.58% [4] - Aluminum had a basis of 56 CNY and a basis rate of 0.28%, while nickel showed a basis of 1118 CNY with a basis rate of 0.90% [4] - Lithium carbonate had a basis of 2146 CNY and a basis rate of 3.39%, indicating a strong spot market compared to futures [4][5]