[Overview of U.S. stock market pre-market news: Nvidia’s price-to-earnings ratio has dropped to its lowest in more than a decade; Meta Muse has topped the App Store list; Xiaomo expects data center AI spending to reach trillions of dollars next year] September 22nd, investors need to focus on the following financial news from the U.S. stock market: 1. The three major U.S. stock index futures were basically stable. Dow Jones futures rose 0.40%, S&P 500 futures rose 0.08%, and Nasdaq 100 futures fell 0.06%. 2. International oil prices fell collectively. WTI crude oil futures prices fell 2.33% to US$90.219/barrel; Brent crude oil futures prices fell 1.62% to US$94.685/barrel. On the news, the President of Iran left for the United States, and Saudi Arabia restarted the east-west oil pipeline. 3. International gold and silver spot prices fell slightly. Spot gold prices fell 0.25% to US$4,332.66 per ounce; spot silver prices fell by 0.58% to US$65.62 per ounce. 4. The three major European stock indexes rose collectively. Britain's FTSE 100 index rose 0.04%, France's CAC40 index rose 0.41%, and Germany's DAX30 index rose 0.51%. 5. Nvidia’s current stock price is priced at less than 17 times its estimated earnings in the next 12 months, which is the “cheapest” level in more than a decade. The market lacks confidence in the certainty and sustainability of Nvidia's future profits. 6. Sensor Tower data shows that the number of downloads of Meta’s AI agent application Meta Muse exceeded ChatGPT within five days after it was launched, becoming the most downloaded free application on the U.S. iOS platform, with cumulative downloads exceeding 2.5 million times. 7. It was revealed that the US version of iPhone 18 Pro Max’s cellular communication system is still equipped with Qualcomm Snapdragon X80 modem and is not equipped with Apple’s C2 chip. 8. Coherent launches an integrated optical platform for AI infrastructure and is expected to start contributing revenue from the fourth quarter of 2026. 9. JPMorgan Chase CEO Jamie Dimon recently stated that the spending boom in the AI ​​field shows no signs of slowing down, and investment in the entire hyperscale data center ecosystem may reach US$1 trillion next year. 10. The governor of Texas in the United States announced that the state’s environmental agency will be prohibited from issuing new permits to data centers before regulatory agencies complete relevant reviews. 11. The drought caused by the El Niño phenomenon has led to insufficient water supply for cooling and protecting equipment, forcing the Indonesian nickel processing center to reduce production, which may affect the production of approximately 100,000 tons of nickel pig iron.