Overview of Major Overnight Developments on December 4

21:00-7:00 Keywords: YZi Labs, Fusaka upgrade, Hassett, Charles Schwab 1. US Treasury Secretary Bessent may also serve in Hassett's current position; 2. US SEC Chairman: The Bitcoin Market Structure Bill is about to pass; 3. Charles Schwab: Will offer Bitcoin and Ethereum trading services in early 2026; 4. Ethereum has completed the Fusaka upgrade, officially entering a twice-yearly hard fork schedule; 5. US Treasury Secretary Bessent: US President Trump has made 15% to 20% tariffs the norm; 6. An exchange CEO: Major banks are cooperating with an exchange to launch a cryptocurrency pilot project; 7. YZi Labs: Has issued a formal notice to 10X Capital and reminded CEA Industries shareholders to pay attention to its disruptive behavior.