According to Jinshi Data, new economic data has once again raised concerns about the health of the economy. The US stock market had a bad start in September, and technology stocks collectively plummeted. The intraday decline was more than 650 points, a drop of 1.6%. The decline was more than 2.2%, and the fear index VIX soared 30%. The decline of 3.3% was the worst day since the global stock market crash on August 5.