本周，A股继续强势上攻，科技股全线爆发。A股已连续8个交易日成交突破2万亿元，本周合计成交12.94万亿元，创历史新高。 具体来看，科创50指数周五飙升8.59%，全周合计大涨13.31%，不论日涨幅还是周涨幅均创年内新高。北证50全周同样大涨逾8%，创历史新高，创业板指 一周亦涨近6%，上证指数则突破3800点，深证成指突破12000点。 行情大涨带动了期权市场，科创板50购8月1400周五上涨超30倍，科创板50购8月1350上涨超27倍，科创板50购8月1300上涨超26倍，科创板50购8月1250等 多个品种单日也上涨超10倍，数十个品种单日亦涨超1倍。 这其中又以人工智能概念表现最佳，吉视传媒15日8涨停，华胜天成12日6涨停，淳中科技17日6涨停，伟隆股份7日4涨停，南方精工、天融信、中科金 财、领益智造等也均走出连续涨停的行情。 消息面上，DeepSeek官方公众号披露，DeepSeek-V3.1正式发布。据DeepSeek介绍，新升级版本的变化主要体现在三个方面：混合推理架构、更高的思考 效率、更强的Agent（智能体）能力。 东吴证券称，人工智能产业目前正处于快速发展阶段，全球人工智能产业2 ...

中颖电子 董事会专门委员会议事规则 中颖电子股份有限公司 董事会专门委员会议事规则 一、审计委员会议事规则 第一章 总则 第一条 为提高中颖电子股份有限公司（以下简称"公司"）内部控制能力，健全 公司内部控制制度，完善公司内部控制程序，公司董事会决定设立中颖电子股份有限公 司董事会审计委员会（以下简称"审计委员会"）。 第二条 为使审计委员会规范、高效地开展工作，公司董事会根据《中华人民共和 国公司法》（以下简称"《公司法》"）、《深圳证券交易所创业板股票上市规则》《深 圳证券交易所上市公司自律监管指引第 2 号——创业板上市公司规范运作》《上市公司 治理准则》《上市公司独立董事管理办法》等有关法律、行政法规和规范性文件及《中 颖电子股份有限公司章程》（以下简称"《公司章程》"）的有关规定，制订本议事规 则。 第三条 审计委员会是董事会下设专门工作机构，对董事会负责并报告工作，主要 负责公司内、外部审计的沟通、监督和核查工作。内部审计部门对董事会负责，接受审 计委员会的监督指导。 第四条 审计委员会依据《公司章程》和本议事规则的规定独立履行职权，不受公 司任何其他部门和个人的非法干预。 第五条 审计委员会所作 ...

证券代码：300327 证券简称：中颖电子 公告编号：2025-046 中颖电子股份有限公司 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假 记载、误导性陈述或重大遗漏。 特别提示： 本次股东大会对中小投资者进行单独计票，中小投资者指除公司董事、监事、高 级管理人员以及单独或者合计持有上市公司 5%以上股份股东以外的其他股东。 一、会议召开情况 中颖电子股份有限公司（以下简称"公司"或"中颖电子"）董事会于 2025 年 8 月 6 日以公告的形式通知召开 2025 年第一次临时股东大会，并于 2025 年 8 月 21 日发布了《关于召开 2025 年第一次临时股东大会的提示性公告》。本次会 议采用现场投票、网络投票相结合的方式召开。 （1）现场会议时间：2025年8月22日（星期五）下午14:00 （2）网络投票时间：2025年8月22日，其中： 间。 场会议。 三、议案审议情况 本次会议对提请大会审议的议案进行了审议，以现场记名投票和网络投票相 结合的表决方式对以下议案进行表决。审议表决情况如下： 证券代码：300327 证券简称：中颖电子 公告编号：2025-046 报告内容详见公 ...

盘后数据出炉。 今日（8月22日），A股市场整体大涨。截至收盘，上证指数报3825.76点，上涨1.45%；深证成指报12166.06点，上涨2.07%；创业板指报2682.55点，上涨 3.36%；科创50指数暴涨8.59%，北证50指数上涨0.68%。A股市场合计成交25793.49亿元，较上一交易日增加1184.74亿元。 1.A股市场主力资金净流出27.68亿元 今日A股市场主力资金开盘净流出33.55亿元，尾盘净流入39.7亿元，A股市场全天主力资金净流出27.68亿元。 | | | 沪深两市近五日主力资金流向情况(亿元) | | | | --- | --- | --- | --- | --- | | 日期 | | | 净流入金额 开盘净流入 尾盘净流入 超大单净买入 | | | 2025-8-22 | -27.68 | -33.55 | 39.70 | 141.42 | | 2025-8-21 | -516. 92 | -176. 82 | -85. 71 | -209.08 | | 2025-8-20 | -335.70 | -204. 31 | 22. 31 | -124. 70 | | 20 ...

Core Points - The new direct shipping route from Indonesia's Batam Island to China's Yangpu Port enhances maritime connectivity between China and Southeast Asia, facilitating trade and reducing logistics costs [1][2] - Batam Island, strategically located at the intersection of Indonesia, Singapore, and Malaysia, has seen rapid industrial growth and foreign investment, particularly in electronics, shipbuilding, and renewable energy sectors [1][2] - The upgraded Batam Port now features modern container handling equipment, improving its capacity to handle international shipping [1][2] Company and Industry Impact - The new shipping route significantly lowers costs and improves efficiency for local businesses, such as the ecological green oil company, which sees enhanced competitiveness in the Chinese market [2] - The direct shipping line reduces transportation time for coconut products from Indonesia to Hainan, China, from approximately 20 days to 6 days, improving product quality and reducing waste [2] - The route connects Batam, Yangpu, and Kota Kinabalu in Malaysia, facilitating trade with North and South America, thus creating a fast channel for Indonesian products to reach these markets [2] - The ongoing deepening of economic cooperation between China and Indonesia positions China as Indonesia's largest trading partner and a key source of investment, particularly in renewable energy, manufacturing, and digital economy sectors [2]

- Model Name: Market New High Trend Tracking; Model Construction Idea: The model aims to track the market trend and identify market hotspots by regularly monitoring stocks that hit new highs; Model Construction Process: The model uses the 250-day new high distance to represent the new high situation. The calculation method is as follows: $ 250 \text{ Day New High Distance} = 1 - \frac{\text{Close}_{t}}{\text{ts\_max(Close, 250)}} $ where $\text{Close}_{t}$ is the latest closing price, and $\text{ts\_max(Close, 250)}$ is the maximum closing price in the past 250 trading days. If the latest closing price hits a new high, the 250-day new high distance is 0; if the latest closing price falls back from the new high, the 250-day new high distance is a positive value, indicating the fall back magnitude[11][12][13] - Model Name: Stable New High Stock Tracking; Model Construction Idea: The model focuses on the time series characteristics of momentum, aiming to identify stocks with smooth price paths and continuous new highs; Model Construction Process: The model filters stable new high stocks based on analyst attention, relative stock strength, price path smoothness, and continuity of new highs. Specific screening conditions include: - Analyst Attention: At least 5 buy or hold ratings in the past 3 months - Relative Stock Strength: The past 250-day price change is in the top 20% of the market - Price Path Smoothness: Comprehensive scoring using the following two indicators within the stock pool that meets the above conditions, selecting the top 50% of stocks - Price Path Smoothness: Stock displacement path ratio - Continuity of New Highs: The average 250-day new high distance in the past 120 days in the time series - Trend Continuity: The average 250-day new high distance in the past 5 days in the time series, selecting the top 50 stocks[27][29][30] Model Backtest Results - Market New High Trend Tracking, 250-day new high distance for major indices as of August 22, 2025: Shanghai Composite Index 0.00%, Shenzhen Component Index 0.00%, CSI 300 Index 0.00%, CSI 500 Index 0.00%, CSI 1000 Index 0.00%, CSI 2000 Index 0.06%, ChiNext Index 0.00%, STAR 50 Index 0.00%[12] - Market New High Trend Tracking, 250-day new high distance for major industry indices as of August 22, 2025: Home Appliances 0.00%, National Defense and Military Industry 0.00%, Comprehensive 0.00%, Media 0.00%, Computer 0.00%; Food and Beverage, Coal, Real Estate, Banking, Consumer Services are far from the 250-day new high[13] - Market New High Trend Tracking, 250-day new high distance for major concept indices as of August 22, 2025: Digital Currency, Wind Power, Aerospace Military Industry, Auto Parts, Metal Non-metal, Automobile, Home Appliances are close to the 250-day new high[16] Factor Construction and Backtest Results - Factor Name: New High Stock Monitoring; Factor Construction Idea: The factor aims to monitor the market and industry trends by tracking stocks that continuously hit new highs; Factor Construction Process: The factor filters stocks that have hit a 250-day new high in the past 20 trading days within the stock pool that has been listed for more than 15 months. As of August 22, 2025, 1606 stocks have hit a 250-day new high in the past 20 trading days. The industries with the most new high stocks are machinery, medicine, and electronics, with 233, 219, and 174 stocks respectively. The industries with the highest proportion of new high stocks are national defense and military industry, non-ferrous metals, and medicine, with proportions of 52.94%, 51.61%, and 44.88% respectively[20][21] - Factor Name: Stable New High Stock Tracking; Factor Construction Idea: The factor aims to identify stocks with smooth price paths and continuous new highs; Factor Construction Process: The factor filters stable new high stocks based on analyst attention, relative stock strength, price path smoothness, and continuity of new highs. Specific screening conditions include: - Analyst Attention: At least 5 buy or hold ratings in the past 3 months - Relative Stock Strength: The past 250-day price change is in the top 20% of the market - Price Path Smoothness: Comprehensive scoring using the following two indicators within the stock pool that meets the above conditions, selecting the top 50% of stocks - Price Path Smoothness: Stock displacement path ratio - Continuity of New Highs: The average 250-day new high distance in the past 120 days in the time series - Trend Continuity: The average 250-day new high distance in the past 5 days in the time series, selecting the top 50 stocks[27][29][30] Factor Backtest Results - New High Stock Monitoring, number of new high stocks in different industries as of August 22, 2025: Machinery 233, Medicine 219, Electronics 174; proportion of new high stocks in different industries: National Defense and Military Industry 52.94%, Non-ferrous Metals 51.61%, Medicine 44.88%[20] - New High Stock Monitoring, number of new high stocks in different sectors as of August 22, 2025: Manufacturing 512, Technology 403, Cycle 343, Medicine 219, Consumption 79, Big Finance 43; proportion of new high stocks in different sectors: Manufacturing 33.01%, Technology 28.64%, Cycle 30.65%, Medicine 44.88%, Consumption 16.42%, Big Finance 18.86%[21] - New High Stock Monitoring, number of new high stocks in different indices as of August 22, 2025: CSI 2000 613, CSI 1000 275, CSI 500 125, CSI 300 54, ChiNext Index 19, STAR 50 Index 8; proportion of new high stocks in different indices: CSI 2000 30.65%, CSI 1000 27.50%, CSI 500 25.00%, CSI 300 18.00%, ChiNext Index 19.00%, STAR 50 Index 16.00%[21] - Stable New High Stock Tracking, number of stable new high stocks in different sectors as of August 22, 2025: Technology 22, Manufacturing 12; most new high stocks in Technology sector are in Electronics industry; most new high stocks in Manufacturing sector are in Automobile industry[30]

Group 1 - The report tracks stocks, industries, and sectors that are reaching new highs, serving as market indicators and highlighting the effectiveness of momentum and trend-following strategies [1][4][24] - As of August 22, 2025, the Shanghai Composite Index, Shenzhen Component Index, CSI 300, CSI 500, CSI 1000, CSI 2000, ChiNext Index, and Sci-Tech 50 Index all have a distance to their 250-day highs of 0.00%, indicating they are at their recent peaks [5][24] - Among the CITIC first-level industry indices, home appliances, defense and military, comprehensive, media, and computer industries are closest to their 250-day highs, while food and beverage, coal, real estate, banking, and consumer services are further away [8][24] Group 2 - A total of 1,606 stocks reached 250-day highs in the past 20 trading days, with the most significant numbers in the machinery, pharmaceuticals, and electronics sectors [2][13][24] - The highest proportion of new high stocks is found in the defense and military, non-ferrous metals, and pharmaceuticals industries, with respective proportions of 52.94%, 51.61%, and 44.88% [13][16] - The manufacturing and technology sectors have the most stocks reaching new highs this week, with respective counts of 512 and 403 [16][24] Group 3 - The report identifies 48 stocks that have shown stable new highs, with the technology and manufacturing sectors contributing the most, having 22 and 12 stocks respectively [3][21][25] - Within the technology sector, the electronics industry has the highest number of new high stocks, while the automotive industry leads in the manufacturing sector [21][25]

盘后数据出炉。 今日（8月22日），A股市场整体大涨。截至收盘，上证指数报3825.76点，上涨1.45%；深证成指报12166.06点，上涨2.07%；创业板指报2682.55点，上涨 3.36%；科创50指数暴涨8.59%，北证50指数上涨0.68%。A股市场合计成交25793.49亿元，较上一交易日增加1184.74亿元。 1.A股市场主力资金净流出27.68亿元 今日A股市场主力资金开盘净流出33.55亿元，尾盘净流入39.7亿元，A股市场全天主力资金净流出27.68亿元。 | | | 沪深两市近五日主力资金流向情况(亿元) | | | | --- | --- | --- | --- | --- | | 日期 | | →流入金额 开盘净流入 | | 尾盘净流入 超大单净买入 | | 2025-8-22 | -27.68 | -33.55 | 39. 70 | 141.42 | | 2025-8-21 | -516.92 | -176. 82 | -85. 71 | -209.08 | | 2025-8-20 | -335.70 | -204. 31 | 22. 31 | -124. 70 | | 20 ...

Investment Rating - The industry investment rating is "Overweight (Maintain)" [2] Core Viewpoints - CCL is experiencing a price increase trend, with major manufacturers like Jiantao and Hongruixing announcing price hikes for various products [5] - CCL is a core raw material for PCBs, accounting for 30% of PCB total costs, with raw material costs making up 60% of the total PCB cost [5][10] - The demand for PCBs is driven by the rapid growth of AI technology, leading to a strong demand for AI servers and an upward trend in PCB market conditions [5] - The supply of upstream materials for AIPCB is facing shortages, particularly in high-performance materials such as Low Dk electronic cloth and HVLP copper foil [5] - The report suggests focusing on companies like Honghe Technology, Tongguan Copper Foil, and Defu Technology, which are key players in the upstream materials for AIPCB [6] Summary by Sections Price Trends - Major manufacturers have announced price increases for CCL products, with Jiantao raising prices by 10 yuan per sheet and other manufacturers following suit due to rising copper prices [5] Cost Structure - CCL's cost structure shows that upstream raw materials account for approximately 90% of its costs, with copper foil, resin, and fiberglass being the primary components [5][12] Market Demand - The rapid development of AI technology is significantly boosting the demand for PCBs, particularly for high-performance materials required for AI server upgrades [5] Supply Constraints - The report highlights a tightening supply of high-end materials in the PCB industry, including Low Dk electronic cloth and HVLP copper foil, which are critical for meeting the growing demand [5] Investment Recommendations - The report recommends monitoring companies such as Honghe Technology, Tongguan Copper Foil, and Defu Technology for potential investment opportunities in the AIPCB upstream materials sector [6]

（原标题：主力资金丨尾盘加仓，15股净流入超1亿元） 9个行业主力资金净流入。 这些龙头股获主力资金大幅抢筹 从资金流向来看，申万一级行业中，9个行业获主力资金净流入。计算机行业净流入金额居首，达47.99亿元；电子、传媒、非银金融和通信行业 净流入金额均超21亿元。 行业板块方面，24个申万一级行业上涨，电子行业涨幅居首，达4.82%；通信和计算机行业涨幅居前，均超3%。7个下跌行业中，银行行业跌幅居 首，达0.3%。 据证券时报·数据宝统计，今日（8月22日）沪深两市主力资金净流出27.68亿元，其中创业板净流入24.91亿元，沪深300成份股净流入74.27亿元。 从个股来看，135股主力资金净流入均超1亿元，其中16股净流入在5亿元以上。 互联网券商龙头股东方财富主力资金净流入19.87亿元，居首；该股今日成交额达249.7亿元，也居首位，股价上涨3.92%。热门通信龙头中兴通讯 主力资金净流入16.97亿元，居次席，股价逼近涨停。 AI大模型概念股昆仑万维主力资金净流入12.92亿元，净流入额创2025年5月22日以来新高。该股"20cm"涨停，盘后龙虎榜数据显示，上榜营业部 席位全天成交21.96 ...