A股大跌！刚刚，原因找到了！

Market Overview - On November 21, A-shares experienced a significant decline, with the Shanghai Composite Index dropping by 2.45%, the Shenzhen Component Index falling by 3.41%, and the ChiNext Index decreasing by 4.02% [5] - A total of 354 stocks rose, while 5,072 stocks fell, with 99 stocks hitting the daily limit down [6][7] - The total trading volume reached approximately 1,983.6 billion [7] Sector Performance - AI application sectors showed resilience amid the market downturn, with stocks like Vision China and Ji Qi Software hitting the daily limit up [8] - The military industry sector was also active, with Longxi Co. and Jiuzhiyang seeing significant gains [10] - Conversely, lithium mining stocks faced a collective decline, with companies like Tianqi Lithium and Ganfeng Lithium hitting the daily limit down [12] - The storage chip sector experienced a substantial adjustment, with stocks such as Demingli and Dagang Co. also hitting the daily limit down [13] External Influences - The sharp decline in the market was influenced by a significant drop in the US stock market the previous night, alongside a sell-off in cryptocurrencies, with Bitcoin falling below $86,000, which heightened market caution [15][16] - Concerns over high valuations and heavy capital expenditures by tech giants contributed to the market's downward pressure, particularly following Nvidia's disappointing stock performance [17] - Analysts noted that the market's reaction was not driven by a single catalyst, but rather a combination of factors including skepticism about the sustainability of AI-driven growth and a strong employment report that suggested the Fed's rate cuts may have peaked [18]