午后A股突然开启“防御模式”！发生了什么？

Market Overview - On October 30, the market experienced significant fluctuations, with major indices dropping sharply; the ChiNext Index fell nearly 2%, and the Shanghai Composite Index fell below 4000 points, closing down 0.73% [2] - The total market saw 4100 stocks decline, with a trading volume of 2.42 trillion yuan, an increase of 165.6 billion yuan compared to the previous trading day [2] Currency Impact - A notable movement in the RMB exchange rate began at 13:00, which likely triggered a sell-off from foreign investors sensitive to currency fluctuations [4] - The reasons behind the short-term exchange rate movement and its potential reversal remain uncertain [4] Market Sentiment - The afternoon market decline was primarily influenced by the selling pressure from sensitive funds, reflecting a cautious market sentiment despite the Shanghai Composite Index previously surpassing 4000 points [6] - Analysts suggest that while short-term fluctuations may occur, the overall market trend remains healthy, with an upward trajectory in average stock prices across the A-share market [6] Sector Performance - The market's profit-making effect was concentrated in the new energy sector, with significant gains in energy metals, solid-state batteries, lithium extraction, and wind power equipment [9] - The "14th Five-Year Plan" emphasizes the acceleration of a new energy system, aiming to increase the proportion of renewable energy and improve energy supply mechanisms [11] Technology Sector - The technology sector saw widespread adjustments, particularly in the computing power supply chain, with stocks like Industrial Fulian and others failing to capitalize on Nvidia's market cap milestone [13] - Companies like New Yisheng and Tianfu Communication reported disappointing quarterly results, leading to a decline in their stock prices [13] Future Outlook - Analysts from Huatai Securities believe that recent factors supporting RMB appreciation, including narrowing China-US interest rate differentials and rising export demands, will continue to bolster the currency [6] - Pacific Securities indicates that the Shanghai Composite Index's stability above 4000 points, combined with low implied volatility, suggests a potential steepening of the index's upward slope [7]