[Overview of U.S. stock market pre-market news: Oracle is increasing Nvidia chips to the multi-gigawatt level; Tesla plans to use Optimus robots to charge Robotaxi; liquid cooling leader Vertiv surged nearly 17%] On October 28, the financial news of the U.S. stock market that investors need to focus on is as follows: 1. The three major U.S. stock index futures rose moderately. Dow Jones futures rose 0.04%, S&P 500 futures rose 0.23%, and Nasdaq 100 futures rose 0.42%. 2. International oil prices are rising collectively. WTI crude oil futures prices rose 1.91% to US$101.808/barrel; Brent crude oil futures prices rose 1.69% to US$111.260/barrel. 3. International gold and silver spot prices both fell. Spot gold prices fell 0.11% to US$4,055.75 per ounce; spot silver prices fell by 0.61% to US$54.06 per ounce. 4. The three major European stock indexes had mixed gains and losses. Britain's FTSE 100 index fell 0.09%, France's CAC40 index fell 0.07%, and Germany's DAX30 index rose 0.28%. 5. NVIDIA announced plans to expand Oracle Cloud Infrastructure (OCI) super clusters to multi-gigawatt scale based on NVIDIA Vera Rubin NVL72 systems. 6. Tesla plans to use the Optimus humanoid robot to complete the charging gun plug-in and unplug operation for the robotaxi. This solution will be used as a transitional means before the fully automatic wireless charging system is officially put into use. 7. DeepMind, a subsidiary of Google, officially announced the latest generation of world model Genie 4, calling it "the most realistic and interactive world model to date." This model can achieve high-realistic real-time interactive simulation. 8. OpenAI plans to purchase Google’s tensor processor (TPU) chips. The transaction amount and specific purchase scale have not been disclosed. OpenAI has previously started renting Google TPUs. 9. Benefiting from the continued wave of AI infrastructure, U.S. liquid cooling leader Vertiv’s third-quarter revenue and fourth-quarter outlook both exceeded market expectations, rising nearly 17% before the market opened. 10. Qualcomm plans to hold the world’s first exhibition of a 6G terminal prototype at the 9th China International Import Expo. In addition, the booth will also focus on presenting multiple intelligent terminals such as AI PCs, smart glasses, cars and robots. 11. SK Hynix CEO said that DRAM and HBM production capacity will be "almost sold out" in the next three years, and the orders under negotiation have a high probability of landing. 12. The Federal Reserve will announce its interest rate decision at 2 pm Eastern Time (2 am Beijing time on October 29). Market pricing shows that the probability of this interest rate hike is only about 7% to 10%.