Market Overview - The Shanghai Composite Index rose by 0.17%, the Shenzhen Component Index increased by 0.83%, and the ChiNext Index gained 1.21%, while the North Stock 50 fell by 0.83% [1] - The total market turnover was 1,040.2 billion yuan, a decrease of 99.3 billion yuan compared to the previous day [1] Sector Performance - The lithium battery industry chain led the market, with CPO concept stocks showing repeated activity, and sectors such as aviation and non-ferrous metals performing well [1] - Stablecoins, commercial aerospace, and Hainan Free Trade Zone themes experienced adjustments [1] New Listings - Newly listed company Muxi Co., Ltd. saw a significant increase of nearly 700% in the first half of the trading day, with its market capitalization briefly exceeding that of Moore Threads [1] ETF Movements - The Southern Fund's Yangtze River Protection Theme ETF surged by 9.94%, with a latest premium/discount rate of 9.71% [1] - Lithium metal prices continued to rise, with various rare metal ETFs from GF Fund, ICBC Credit Suisse Fund, and Harvest Fund increasing by 3.33%, 3.24%, and 3.23% respectively [1] - The CPO sector rebounded, with the Guotai Fund's Communication ETF, the Fortune Fund's Communication Equipment ETF, and the Guotai Fund's ChiNext AI ETF rising by 2% [1] - Two Brazilian ETFs fell by 3%, while the satellite internet sector corrected, with the General Aviation ETF and Aviation ETF both declining by 2% [1] - Crude oil futures continued to decline, with the S&P Oil & Gas ETF dropping by 1.9% [1]

Market Performance - A-share indices showed mixed performance, with the Shanghai Composite Index down 0.2% and the ChiNext Index up 0.25% [1] - The Hang Seng Index opened lower and fell by 0.44%, while the Hang Seng Tech Index dropped over 1% [1][6] - Major tech stocks like Tencent, Alibaba, and JD.com experienced minor declines, with losses under 0.8% [1] - NIO and XPeng Motors continued to decline, with drops exceeding 4% [1][6] Sector Performance - The shipbuilding sector, liquid-cooled servers, AI smartphones, photolithography machines, and 6G concept stocks weakened [1] - The lithium battery supply chain showed strength, indicating potential investment opportunities [1] - Nuclear power stocks, building materials, cement, and new consumption concept stocks mostly rose [1] Commodity and Bond Market - Commodity futures opened mostly lower, with coking coal down 1.60%, low-sulfur fuel oil down 1.35%, and industrial silicon down 1.10% [1][7] - Silver futures rose by 1.62%, and the shipping index (European line) increased by 0.73% [1] - Government bond futures mostly increased, with the 30-year main contract up 0.07% and the 10-year main contract up 0.05% [1][2] New Listings - New stock Jin Yan Gao Ling New Materials opened over 27% higher, indicating strong market interest [1]

Market Overview - The A-share market opened with mixed results, with the Shanghai Composite Index down 0.09% at 3894.16, while the Shenzhen Component Index and the ChiNext Index rose by 0.11% and 0.25% respectively [4][5]. - The Hong Kong market also opened lower, with the Hang Seng Index down 0.44% and the Hang Seng Tech Index down 0.51%, particularly affected by declines in real estate and new energy vehicle stocks [6][7]. Sector Performance - The food sector showed strong performance with stocks like Hai Xin Food and An Ji Food hitting the daily limit, while other stocks such as Yi Ke Food and Nan Qiao Food also saw gains [3]. - In contrast, sectors such as shipbuilding, liquid cooling servers, AI smartphones, photolithography machines, and 6G concept stocks experienced weakness, while the lithium battery supply chain showed strength [5].

Market Overview - The A-share market opened with mixed performance, with the Shanghai Composite Index down by 0.09% at 3894.16, while the Shenzhen Component Index rose by 0.11% to 13071.16, and the ChiNext Index increased by 0.25% to 3078.86 [1][2] - The Hong Kong market also opened lower, with the Hang Seng Index down by 0.44% at 25980.89 and the Hang Seng Tech Index declining by 0.51% to 5595.53 [3][4] Sector Performance - The food sector showed strong performance at the opening, with companies like Hai Xin Food and An Ji Food hitting the daily limit up, while others like Yi Ke Food and Nan Qiao Food also saw gains [1] - Conversely, sectors such as the shipbuilding industry, liquid cooling servers, AI mobile phones, photolithography machines, and 6G concept stocks experienced weakness [1][2] - The lithium battery supply chain demonstrated strength in the market [2] Monetary Policy - The central bank conducted a 793 billion yuan reverse repurchase operation with a 7-day term at an interest rate of 1.40%, while 2133 billion yuan of reverse repos were set to mature today [4] - The central bank adjusted the RMB to USD middle rate to 7.0754, an increase of 40 basis points from the previous day's rate of 7.0794 [4]

Core Viewpoint - The article discusses the acquisition plan of Enjie Co., a leading company in the lithium battery separator industry, which is planning to acquire 100% equity of Zhongke Hualian and raise matching funds, leading to a temporary suspension of its stock trading due to uncertainties surrounding the transaction [1][3]. Company Summary - Enjie Co. is recognized as a global leader in the lithium battery separator industry, maintaining the largest market share for seven consecutive years, with a projected market share retention into the first half of 2025 [4]. - The company reported a revenue of 3.78 billion yuan for Q3 2025, marking a year-on-year increase of 40.98%, while the net profit attributable to shareholders saw a significant decline of 95.55% [4]. - Enjie Co. has a robust order book and high capacity utilization, with stable growth in demand and orders from downstream customers, particularly in the energy storage sector [6]. Industry Summary - The lithium battery sector has seen a surge in activity, with the lithium battery index rising over 60% since April 9, driven by explosive energy storage demand and accelerated solid-state battery industrialization [1]. - The Ministry of Industry and Information Technology (MIIT) held a meeting to discuss the competitive order in the power and energy storage battery industry, emphasizing the need for high-quality development and addressing challenges such as irrational competition [7]. - Analysts predict that targeted policies may emerge to stabilize prices within the lithium battery supply chain, with expectations of a return to a "reasonable range" for prices [2][8]. - The demand for lithium batteries is projected to grow by 30% in 2026, while supply growth is expected to lag behind, potentially leading to continued supply-demand tightness across various segments of the industry [8].

Market Overview - On November 21, 2025, the A-share market experienced a significant decline, with the Shanghai Composite Index dropping 2.45% and falling below the 3900-point mark, while the Shenzhen Component Index and ChiNext Index fell 3.41% and 4.02%, respectively [1][2] Market Performance - Over 5000 stocks in the market declined, with only around 300 stocks rising. Nearly 2500 stocks saw declines exceeding 3%, and trading volume surged to 1.78 trillion yuan, marking the largest single-day drop since April 7 [2][4] - The technology sector was particularly hard hit, with an average decline of 7.5% among ChiNext constituents, and major stocks like CATL, SMIC, and Industrial Fulian contributing significantly to the index's drop [5][10] Capital Flow - There was a net outflow of 645.1 billion yuan from major funds, the highest in three months, with significant outflows from the semiconductor and power equipment sectors [6][7] - Retail investors also saw a net outflow of 218.5 billion yuan, indicating a synchronized sell-off with institutional investors [7] Sector Analysis - The lithium battery sector faced a collective collapse, with lithium carbonate futures hitting the limit down and spot prices dropping 5% to 178,000 yuan per ton [9] - Defensive sectors like banking and public utilities showed resilience, with blue-chip stocks like Industrial and Construction Bank experiencing slight increases [11] Structural Issues - The extreme concentration of public funds in the technology sector, particularly in AI, semiconductors, and lithium batteries, was identified as a core internal factor for the market crash, with some funds exceeding their industry holding limits [13] - The valuation and performance divergence in the technology sector was highlighted, with average P/E ratios significantly higher than the growth rates of earnings [13] External Influences - The decline in the U.S. stock market, particularly the Nasdaq's drop of 2.15%, was a direct trigger for the A-share market's fall, exacerbated by concerns over the sustainability of AI profits [18][20] - The market's reaction to U.S. economic data, which indicated a higher-than-expected job growth but also a rising unemployment rate, led to a shift in expectations regarding Federal Reserve interest rate cuts [18] Historical Context - Goldman Sachs noted historical parallels with previous market bottoms, suggesting that similar panic events occurred on April 7, 2020, and April 7, 2025, both of which were followed by significant market recoveries [22][26] Investment Opportunities - Despite the overall market decline, certain sectors showed resilience, such as the photolithography sector benefiting from export restrictions and some AI application stocks that performed well [29] - Defensive sectors, including banking and public utilities, attracted capital due to their low valuations and high dividend yields [29]

Content: --------- <doc id='1'>金融工程日报 A 股单边下行，AI 应用逆势走强、锂电池产业链全线下挫</doc> <doc id='2'>核心观点 金融工程日报 市场表现：20251121 市场全线下跌，规模指数中上证 50 指数表现较好，板 块指数中上证综指表现较好，风格指数中沪深 300 价值指数表现较好。行业 指数全线下跌，家电、传媒、食品饮料、银行、农林牧渔行业表现较好，综 合、有色金属、基础化工、通信、电子行业表现较差。中船系、水产、小红 书平台、拼多多合作商、短剧游戏等概念表现较好，锂矿、锂电正极、锂电 隔膜、盐湖提锂、锂电电解液等概念表现较差。 市场情绪：20251121 收盘时有 33 只股票涨停，有 107 只股票跌停。昨日涨 停股票今日表现低迷，赚钱效应较弱，高开低走，收盘收益为-0.55%，昨日 跌停股票今日收盘收益为-5.58%。今日封板率 61%，较前日提升 10%，连板 率 24%，较前日下降 0%。 市场资金流向：截至 20251120 两融余额为 24917 亿元，其中融资余额 24744 亿元，融券余额 173 亿元。两融余额占流通市值比重为 2.6%，两融交易占市 场成交额比重为 10.1%。</doc> <doc id='3'>折溢价：20251120 当日 ETF 溢价较多的是创科技 ETF，ETF 折价较多的是芯 片 ETF 景顺。近半年以来大宗交易日均成交金额达到 20 亿元，20251120 当 日大宗交易成交金额为 19 亿元，近半年以来平均折价率 6.36%，当日折价率 为 7.71%。近一年以来上证 50、沪深 300、中证 500、中证 1000 股指期货主 力合约的年化贴水率中位数分别为 0.48%、3.39%、10.86%、13.39%，当日上 证 50 股指期货主力合约年化贴水率为 4.00%，处于近一年来 29%分位点，当 日沪深 300 股指期货主力合约年化贴水率为 7.08%，处于近一年来 25%分位 点；当日中证 500 股指期货主力合约年化贴水率为 8.69%，处于近一年来 69% 分位点；当日中证 1000 股指期货主力合约年化贴水率为 8.76%，处于近一年 来 80%分位点。</doc> <doc id='4'>机构关注与龙虎榜：近一周内调研机构较多的股票是九号公司-WD、蓝思科 技、泰恩康、中航重机、沃尔德、超颖电子、宏昌科技、斯菱股份等，九号 公司-WD 被 179 家机构调研。20251121 披露龙虎榜数据中，机构专用席位净 流入前十的股票是天华新能、易点天下、安妮股份、久其软件、榕基软件、 古麒绒材、江龙船艇、荃银高科、华瓷股份、神农种业等，机构专用席位净 流出前十的股票是西藏城投、视觉中国、浪潮软件、德力佳、禾信仪器、中 水渔业、梦天家居、亚通精工、南侨食品、北方长龙等。陆股通净流入前十 的股票是天华新能、江龙船艇、英利汽车、国风新材、久其软件、久之洋、 荃银高科、西藏城投、南侨食品等，陆股通净流出前十的股票是华胜天成、 视觉中国、方大炭素、诺德股份、浪潮软件、易点天下、禾信仪器等。 风险提示：市场环境变动风险；本报告基于历史客观数据统计，不构成投资 建议。</doc> <doc id='5'> | 金融工程·数量化投资 | | | --- | --- | | 证券分析师：张欣慰 | 联系人：李子靖 | | 021-60933159 | 021-60875177 | 021-60933159 021-60875177 zhangxinwei1@guosen.com.cn lizijing1@guosen.com.cn S0980520060001 相关研究报告 《金融工程日报-A 股高开低走，封板率创近一个月新低》 —— 2025-11-20 《金融工程日报-沪指震荡收红，水产股集体大涨、黄金股午后 拉升》 ——2025-11-19 《金融工程日报-沪指震荡走低，锂电产业链回调、互联网电商 概念逆势走强》 ——2025-11-18 《金融工程日报-沪指震荡下跌，锂矿题材逆势爆发》 —— 2025-11-17 《金融工程日报-沪指冲高回落，算力、半导体产业链领跌》 — —2025-11-14</doc> <doc id='6'>市场表现 宽基与风格指数表现 今日(20251121，下同) 市场全线下跌，规模指数中，上证 50 指数表现较好，上 证 50 指数下跌 1.74%，沪深 300 指数下跌 2.44%，中证 500 指数下跌 3.46%，中 证 1000 指数下跌 3.72%，中证 2000 指数下跌 3.99%。 板块指数中，上证综指表现较好，上证综指下跌 2.45%，深证综指下跌 3.43%，中 小 100 指数下跌 3.25%，创业板指下跌 4.02%，科创 50 指数下跌 3.19%，科创 100 指数下跌 4.04%，北证 50 指数下跌 4.71%。 风格指数中，沪深 300 价值指数表现较好，沪深 300 价值指数下跌 1.70%，沪深 300 成长指数下跌 2.47%，中证 500 价值指数下跌 3.30%，中证 500 成长指数下跌 3.16%。主要宽基、板块及风格指数今日表现如下图所示。</doc> <doc id='7'>图1：今日宽基、板块与风格指数表现 行业指数表现 今日行业指数全线下跌，家电、传媒、食品饮料、银行、农林牧渔行业表现较好， 收益分别为-0.27%、-0.50%、-0.89%、-1.00%、-1.58%，综合、有色金属、基础 化工、通信、电子行业表现较差，收益分别为-5.41%、-5.30%、-5.26%、-4.59%、 -4.41%，中信一级行业指数今日表现如下图所示。</doc> <doc id='8'>资料来源：Wind，国信证券经济研究所整理</doc> <doc id='9'>图2：今日中信一级行业指数表现 概念主题表现 今日中船系、水产、小红书平台、拼多多合作商、短剧游戏等概念表现较好，收 益分别为 3.51%、0.65%、0.47%、0.42%、0.22%，锂矿、锂电正极、锂电隔膜、 盐湖提锂、锂电电解液等概念表现较差，收益分别为-9.67%、-8.66%、-8.18%、 -8.08%、-7.99%，今日收益较高与较低的前十个概念指数表现如下图所示。</doc> <doc id='10'>资料来源：Wind，国信证券经济研究所整理</doc> <doc id='11'>图3：今日收益较高与较低的前十个概念指数 资料来源：Wind，国信证券经济研究所整理</doc> <doc id='12'>市场情绪 日内涨跌停家数 我们统计上市满 3 个月以上的股票在今日盘中的实时涨跌停家数情况。今日盘中 最高有 33 只股票

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Company Developments - Huawei launched Flex:ai AI container software, utilizing computing power segmentation technology to divide a single GPU/NPU card into multiple virtual computing units, achieving precise segmentation down to 10% [7] - Huaxia Happiness's debt committee initiated a proposal for a special financial due diligence on Huaxia Happiness, focusing on issues related to debt resolution transparency and fund allocation [7] - GAC Toyota plans to exceed an annual production and sales of 800,000 units by 2026, aiming for over 10% sales growth by 2027 and a target of one million units by 2028 [7] - Foxconn's parent company, Hon Hai Group, announced a collaboration with OpenAI to focus on the design and manufacturing of next-generation AI infrastructure hardware, with an annual investment of $2 to $3 billion in the AI sector [7] - Ruifeng New Materials plans to jointly increase capital by 200 million yuan in Tai Rui Lian Teng to advance the construction of a 15,000-ton lithium hexafluorophosphate project [8] - Kaizhong Co. is planning to acquire control of Anhui Tuosheng Automotive Parts Co., with stock suspension starting from November 24 [8] - Daikin Heavy Industries' wholly-owned subsidiary signed a contract worth 1.339 billion yuan for a European offshore wind farm project, accounting for 35.41% of the company's audited revenue for 2024 [8] Industry Insights - The A-share market experienced a significant adjustment on November 21, with the Shanghai Composite Index dropping over 2% and the ChiNext Index falling over 4%, while the total trading volume reached 1.97 trillion yuan, an increase of 257.5 billion yuan from the previous trading day [4] - The Hong Kong stock market also saw a substantial decline, with the Hang Seng Index falling 2.38% and the Hang Seng Tech Index dropping 3.21%, marking a cumulative weekly decline of 5.09% and 7.18% respectively [4] - The China Securities Regulatory Commission reported that from November 17 to November 21, it took self-regulatory measures against 224 instances of abnormal trading behavior, including market manipulation and false declarations [4] - The Ministry of Finance and the China Securities Regulatory Commission announced a joint notice to expand the list of qualified accounting firms for auditing H-share companies, which is expected to enhance cooperation between the accounting sectors of mainland China and Hong Kong [4] - As of November 14, the stock private equity position index reached 81.13%, up 0.97 percentage points from the end of October, with significant increases noted among large-scale private equity funds [5] - On November 21, 16 hard technology products were rapidly approved, including the first batch of seven AI ETFs and three chip ETFs, aimed at guiding investments into high-quality listed companies in the hard technology sector [6]

Group 1 - The largest bond ETF in the market, Short-term Bond ETF (511360), has surpassed 70 billion yuan in scale, growing rapidly from 25.23 billion yuan in March to over 400 billion yuan in the past eight months [1] - The stock private equity position index reached a new high for the year at 81.13% as of November 14, showing a significant increase of 1.05 percentage points from November 7, with large private equity firms showing even higher positions [1] - Gold jewelry prices have shown varied adjustments among brands, with prices around 1300 yuan per gram, indicating a slight decline for some brands while others remained stable [1] Group 2 - OLED tablet panel shipments are expected to grow by 39% year-on-year in 2026, reaching 15 million units, driven by strong demand after years of underperformance [2] - Tencent has officially entered the comic drama market with the launch of "Mars Animation" and "Mars Animation Society," although the content is currently limited and still in testing [2] - A domestically developed 2-ton eVTOL has successfully completed low-altitude cargo test flights in mountainous areas, marking a breakthrough in logistics applications [2] Group 3 - NIO's CEO Li Bin stated that competition in the automotive market is fierce and will continue to intensify, with the smart electric vehicle sector entering a "final stage" in 2024 and 2025 [3] - The China Consumers Association has issued a warning about the risks associated with pirated drama apps, highlighting potential privacy violations and security threats [4] Group 4 - Guolian Aquatic announced it received a warning letter from the Guangdong Securities Regulatory Commission regarding non-operating fund occupation amounting to 7.8 million yuan, which was cleared by the end of November 2024 [4] - Shen High-Speed announced the resignation of its director and CFO due to job changes, effective immediately [5] - Bohai Chemical reported a delay in the routine maintenance of its PDH unit, now expected to resume production by the end of February 2026 due to project demands [6] Group 5 - Angel Yeast plans to invest 232 million yuan in a smart manufacturing project for yeast extract blending, with an expected return on investment of 9.23% [7] - Goodix Technology announced a share repurchase plan with a budget of 200 to 400 million yuan, aiming to buy back 1.61 to 3.22 million shares [8] - China Merchants Energy announced the delivery of a new multi-purpose heavy-lift vessel, enhancing its fleet capabilities [9] Group 6 - Fangyuan Co. plans to apply for a comprehensive credit limit of up to 5.5 billion yuan for 2026, with various financing options available [10] - Huibo Technology has won a contract for the Iraq Naft Khana oilfield revitalization project, valued at approximately 1.596 billion yuan, which constitutes 61.20% of its expected revenue for 2024 [11] - Jiarong Technology is planning a major asset restructuring and has suspended trading of its stock due to uncertainties surrounding the transaction [12] Group 7 - The ChiNext index fell over 4% amid a broader market decline, with nearly 100 stocks hitting the limit down, while AI application concepts showed resilience [13] - The overall market saw significant trading volume, with a total turnover of 1.97 trillion yuan, indicating increased market activity despite the downturn [13]