今日（11.21），A股单边下挫，上证指数午后跌逾2%，上证综合ETF(510980)罕见跌超2%，盘中创今年4月7日以来最大跌幅。成交额超大幅放量，盘中 已超1.35亿元，较昨日环比增长超130%！资金逢跌加速布局，仅4日累计"吸金"超10亿元！ 分板块来看，锂电池产业链全线下挫；算力硬件题材集体回调，存储器、CPO方向领跌；光伏、消费电子、半导体概念股跌幅靠前。AI应用概念逆势拉 升，农业股获防御资金青睐，光刻胶概念股走强。 其二，美国政策重心内移，中美迎来一年宝贵的缓和期，且货币政策整体保持宽松态势，外部环境改善； 其三，资本市场作为新旧动能转换的重要枢纽，在"乘势而上"（支持科技和高质量发展）和"因势利导"（提振信心和财富效应）方面都具有重要意义， 中长期资金入市和股市上涨之间形成正循环，进而带动居民存款搬家。 其四，"银河指南针"显示，在房价逐步触底、汇率稳步升值的情形下，投资中国股票市场有望获得超额回报。 【乘势而上，"智"选上证综合ETF（510980）！】 消息面上，美股周四大幅回落，受两大利空影响。一方面，英伟达亮眼业绩引发的市场普涨情绪迅速消退；另一方面，投资者对美12月再次降息的希望 显 ...

Market Overview - The market experienced a significant decline, with the Shanghai Composite Index dropping 1.88% and falling below 3900 points, while the Shenzhen Component Index fell 2.72% and the ChiNext Index dropped 3.18% [1] - Nearly 5000 stocks declined across the two markets, with a half-day trading volume of 1.31 trillion yuan, an increase of 197.5 billion yuan compared to the previous day [1] - The ongoing risk aversion sentiment was influenced by the overnight performance of US stocks, leading to collective declines in the Asia-Pacific markets, with the South Korean KOSPI index down 4% and the Nikkei 225 index down over 2% [1] Sector Performance - The lithium resources and energy metals sectors saw significant pullbacks, with multiple stocks hitting the daily limit down [2] - The solid-state battery sector also faced major declines, with several concept stocks experiencing large drops [2] - The agriculture sector showed resilience, with stocks like Qianyin High-Tech and others hitting the daily limit up, driven by the emphasis on agricultural revitalization and biotechnological advancements [4] Institutional Insights - Zheshang Securities maintains a neutral to optimistic outlook on the market, suggesting a "systematic slow bull" trend, considering various factors such as foreign conditions and domestic policies [5] - Huaxi Securities notes that the market sentiment is cautious, with the potential for a policy-driven rally in sectors like service consumption and real estate as the macroeconomic window approaches its latter half [6] - Debon Securities emphasizes the need to monitor domestic and international economic data, indicating that the market may continue to exhibit a cautious style, focusing on defensive sectors like insurance and banking [6]