On March 21, according to 4E monitoring, after the Federal Reserve's interest rate meeting, the rally in US stocks failed to continue, economic uncertainty and Trump's tariff plan were clouded, and the main index of US stocks closed down in shock on Thursday. The S & P 500 fell 0.2%, the Dow fell 0.1%, and the Nasdaq fell 0.3%. Large technology stocks fell more and rose less, while Tesla edged up 0.1%. The crypto market is volatile but generally showing a moderate upward trend. Last night, dragged down by US stocks, superimposed on Trump's speech at the DAS summit is still the same old tune and no substantive good, Bitcoin has experienced a rapid decline, and the writing has now rebounded to $84,650, down 1.33% in 24 hours. Most other mainstream tokens have corrected. The recovery of the BNB chain market continues to be the focus of investors. The market digested the Federal Reserve's decision, but investors worried that Trump might impose more tariffs in April, and doubted whether the inflation caused by the potential tariffs would limit the Federal Reserve to slash interest rates as expected.