The US market will focus on the Fed's interest rate discussion meeting： 1，If the Fed raises interest rates by 25 basis points, the market will fall slightly and then rebound and rise; 2，If the Fed raises interest rates by 50 basis points, the market will continue to fall sharply, with a target of 1900; 3，If the Fed does not raise interest rates, the market will be bullish and near the above target of 1985.