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Sources: Boeing (BA.N) is expected to deliver the new Air Force One after Trump's next term.Fitch: In 2025, the prospects of all segments of the US technology market are neutral. It is expected that the investment in artificial intelligence infrastructure and the PC update cycle will promote the single-digit growth in the semiconductor segment.From the United States to the week of December 5, foreign central banks held US Treasury bonds of-203 million US dollars, with the previous value of-6.157 billion US dollars.

Industry: The worry about the imbalance between supply and demand still exists, and there is limited room for alumina futures to continue to fall. Since the intraday record of 5,540 yuan/ton on December 5, the main contract price of domestic alumina futures has started to fluctuate and fall, reaching a minimum of 5,077 yuan/ton on December 12, with the cumulative maximum decline exceeding 8%. According to industry insiders, the increase of alumina registered delivery brands and the sharp drop in overseas alumina spot quotations have led to the recent decline in alumina futures prices. Although the short-term news in the market is intertwined, the imbalance between supply and demand in the alumina market has not fundamentally improved, so there is limited room for the subsequent decline of alumina futures prices. (CSI)Broadcom said that the market size of the company's artificial intelligence (AI) accelerator is expected to be $15 billion to $20 billion next year.Shanghai's "trade-in" has driven consumption to exceed 10 billion yuan. According to the statistics of Shanghai Jiaodian Household Appliances Business Association, as of December 11, Shanghai's household appliances consumption subsidy activities have achieved remarkable results, and the number of people participating in the trade-in of household appliances in Shanghai has exceeded 3.57 million. The sales of eight categories of household appliances, including air conditioners, computers and refrigerators, covered by the state subsidy increased by 30%-40% year-on-year. During the implementation of the policy, the cumulative amount of subsidies reached 1.165 billion yuan, and the consumption of household appliances and household products by all platforms exceeded 10 billion yuan. (Liberation Daily)

The FTSE A50 futures index closed down 0.89% at 13,546.000 points in a row.Top 20 US stock turnover on December 12: Adobe's poor performance led to a sharp drop of 13.7%. On Thursday, Adobe, the fourth US stock turnover, closed down 13.69%, the biggest one-day drop in two years, with a turnover of 8.32 billion US dollars. The company's performance guidance fell short of market expectations, which aggravated investors' concerns that the creative software giant might be subverted by emerging artificial intelligence (AI) startups. The company expects revenue of $23.4 billion in fiscal year 2025, which is less than the $23.8 billion expected by analysts; Earnings per share are expected to be $20.20-$20.50, which is less than the analyst's expectation of $20.52. After Adobe announced its financial report and performance forecast, Bank of America Securities lowered its target price from $640 to $605, and Jefferies lowered its target price from $700 to $650. (Global Market Broadcast)Goldman Sachs Asset Management announced the liquidation of three exchange-traded funds.