[Overnight global news you need to know on Tuesday: Trump confirmed the US-Iran negotiations, there were reports that the United States may relax sanctions on Iran, international gold and silver plummeted, and Chinese concept stocks performed brilliantly] 1. Trump said that U.S. officials spoke with mediators aiming to end the war between the United States and Iran on the 28th. 2. According to reports, US officials said that Trump is ready to relax sanctions on Iran and unfreeze its frozen assets in exchange for progress on the Iranian nuclear issue. But Trump said the report was untrue. 3. According to reports, Iranian officials are pessimistic about reaching an agreement with the United States before the mid-term elections. 4. According to reports, sources said that Iran has agreed to stop uranium enrichment in exchange for the United States easing sanctions. 5. The vice chairman of the Iranian Parliament’s National Security and Foreign Policy Committee said that the nuclear issue is no longer the core or axis of negotiations, and the Strait of Hormuz is currently the focus of negotiations. 6. White House National Economic Council Director Hassett said that the three-month annualized core inflation rate is close to the Fed’s target. 7. Federal Reserve Governor Cook said that he expects to continue to face inflationary pressures from artificial intelligence and conflicts in the Middle East in the coming months, and that the labor market is ready for interest rate increases. 8. The Federal Reserve’s Barkin stated that low unemployment is a key factor in supporting consumption, and artificial intelligence cannot be said to be completely immune to interest rate pressure. 9. U.S. bond yields continued to surge during the session on Monday, with the 10-year U.S. Treasury bond yield rising to over 5.27%, a new high since 2007; and the 30-year Treasury bond yield setting a new high since 2002. 10. European Central Bank President Lagarde said that there are no signs that higher inflation is becoming entrenched; it is appropriate for the European Central Bank to take appropriate response measures. 11. Nvidia’s board of directors approved an increase in the stock repurchase plan by US$150 billion, bringing the total to US$235 billion. The repurchase plan is expected to be implemented before fiscal year 2028. 12. Anthropic released the Sonnet 5.5 model, which runs significantly faster than Sonnet 5 and is a low-cost alternative and complementary solution to Opus 5.5. 13. Meta CEO Zuckerberg announced that the company has officially launched a new business pillar, the Meta Enterprise Platform, designed to help companies use AI to achieve business growth and transformation. 14. AMD agreed to acquire AI startup World Labs for US$8.2 billion to advance future AI computing. 15. Qualcomm is developing semiconductor chips for wearable devices, including smart glasses, enhanced AR/XR devices, smart watches, etc. Key products include Snapdragon AR and XR. 16. OpenAI is reported to be stepping up preparations and will soon launch a resident AI assistant named "o" to compete head-on with Meta Muse. 17. Private equity firms Bridgepoint and Astorg are reported to be considering selling the financial technology company Fenergo, which may value it at 2 billion pounds or more. 18. HPE Technology announced that it will integrate Nvidia’s OpenShell into its private cloud AI solution. 19. TSMC is accelerating the expansion of its 2nm production capacity. It is reported that monthly production may reach 120,000 pieces by the end of the year, which is higher than the previous market estimate of 90,000 to 100,000 pieces. 20. Samsung Electro-Mechanics announced an investment of 4.27 trillion won to expand packaging substrate production facilities to expand packaging substrate production capacity. The project is located in Sejong Factory, South Korea. 21. Nvidia and OpenAI are reported to have been invited to participate in the meeting between Trump and House Speaker Johnson. 22. The three major U.S. stock indexes collectively closed down, with the Nasdaq falling 0.92%, the S&P 500 falling 0.77%, and the Dow Jones Industrial Average falling 0.67%. Optical communications and memory chip sectors were among the top decliners, with ARM falling by more than 8%, Qualcomm falling by more than 7%, and Intel and SK Hynix falling by more than 5%. Nvidia rose more than 1% after the company announced it would increase its stock repurchase authorization by $150 billion. The Nasdaq China Golden Dragon Index rose 1.12%. Major European stock indexes closed mixed, with Germany's DAX30 index rising 0.07%. 23. International precious metal futures generally closed lower. COMEX gold futures fell 4% to US$4,148.5 per ounce; COMEX silver futures fell by 5.82% to US$61.03 per ounce. 24. The international crude oil futures settlement price closed higher. WTI crude oil futures November contract rose 0.21%, Brent crude oil futures November contract rose 0.92%. 25. Putin signed a presidential decree to increase the number of Russian armed forces to 2,441,630, of which 1,550,500 are on active duty. 26. The EU failed to reach an agreement on providing more Patriot missiles to Ukraine. 27. Israel confirmed Netanyahu’s secret visit to the United Arab Emirates.