Global news you need to know before the U.S. stock market opens on Wednesday

According to Bloomberg, the European Union will propose to reduce tariffs on the United States this week to meet Trump's demands.
U.S. Treasury Secretary Janet Yellen: We will "definitely" know Trump's choice for Federal Reserve Chairman in the fall, and the banks responsible for Fannie Mae and Freddie Mac transactions will be selected around September to October.
New York Federal Reserve President John Williams: If the neutral interest rate is 1% or slightly lower, we are currently in a restrictive zone.
According to CNBC, Federal Reserve Governor Lisa Cook plans to file a lawsuit regarding Trump's dismissal order as early as Wednesday. Meituan's adjusted net profit for Q2 plummeted 89% year-on-year to 1.49 billion yuan, significantly below expectations, with marketing expenses increasing by 51.8%.
Meituan conference call: Intense competition is expected to continue in the short term, and Q3 core local business operations will incur significant losses.
The market is focused on NVIDIA's earnings report, European chip stocks are rising, the French stock market is stabilizing, the U.S. dollar index has reversed its decline, and gold and oil prices are falling.
The Nikkei 225 index closed up 0.3%, the Shanghai Composite Index closed down 1.76%, and the Hang Seng Index closed down 1.27%.
Reminder: After U.S. stock market hours, NVIDIA will release its earnings report