Core Viewpoint - The article discusses the mixed performance of major stock indices in China on August 19, 2025, highlighting sector-specific movements and notable stock performances [3]. Market Performance - On August 19, the three major indices opened with mixed results: the Shanghai Composite Index rose by 0.01%, while the Shenzhen Component Index fell by 0.06%, and the ChiNext Index decreased by 0.37% [3]. - The overall market showed a split performance with 2,237 stocks rising, 1,031 remaining flat, and 2,151 declining [4]. Sector Analysis - Popular sectors experienced a general adjustment, with declines noted in stock trading software, fiberglass, and GPU concepts [3]. - Conversely, sectors such as rare earths, machinery, and media showed positive performance [3]. Notable Stock Movements - China Shipbuilding Industry Company resumed trading with a significant opening increase of over 6% [3]. - By the time of reporting, the ChiNext Index had expanded its gains to 1%, while the Shanghai Composite Index rose by 0.42% and the Shenzhen Component Index increased by 0.56% [4]. - Leading sectors included optical communication modules, CPO concepts, and F5G concepts, with over 2,672 stocks in the two markets experiencing gains [4].

Core Viewpoint - The article discusses the upcoming 2025 Shanghai Leading Industries Forum, focusing on the pharmaceutical and technology sectors, highlighting the participation of key industry leaders and companies [2][4]. Group 1: Event Details - The forum will take place on September 4-5, 2025, at the Mandarin Oriental Hotel in Pudong, Shanghai [2]. - The event will feature over a hundred executives, including chairpersons and CEOs from listed companies, engaging in roundtable discussions and keynote speeches [4]. - The agenda includes dedicated sessions for the pharmaceutical and technology sectors, with specific time slots allocated for each [4]. Group 2: Participating Companies - A variety of pharmaceutical companies are expected to participate, including notable names such as: - Aier Pharmaceutical, Gilead Sciences, Junshi Biosciences, and more [6]. - The technology sector will also see participation from companies like: - Han's Laser, Kingsoft Office, and Hikvision, among others [7]. - The list of participating companies is continuously updated, indicating a dynamic and evolving event [5].

Group 1 - The A-share market is facing increased scrutiny as multiple listed companies are at risk of delisting due to suspected financial fraud or information disclosure violations, with *ST Zitian, *ST Suwu, *ST Tianmao, and *ST Gaohong being the focal points for investors [1] - On August 8, *ST Gaohong was subjected to mandatory delisting procedures by the Shenzhen Stock Exchange due to serious financial fraud and was fined 160 million yuan, while *ST Tianmao announced its intention to voluntarily withdraw its A-share listing [1] - *ST Zitian's stock price has plummeted by 87.01% this year, and it received a notice from the Shenzhen Stock Exchange regarding the potential termination of its stock listing [1] Group 2 - A total of 23 companies have been delisted from the A-share market this year, primarily due to financial-related delistings, trading-related delistings, and major illegal activities leading to mandatory or voluntary delistings [2] - Companies such as *ST Furun, *ST Dongfang, *ST Xulan, *ST Jiayu, and *ST Jiyuan have been delisted for having stock prices below par value, while others like *ST Boxin and *ST Dayao were delisted for having market capitalizations below 500 million yuan [2]

Market Overview - The market temperature gauge indicates a long-term signal with a 75% positive outlook, reflecting a favorable investment environment [1] - The Shanghai Composite Index, Shenzhen Component Index, and ChiNext Index show slight fluctuations with changes of 0.66%, 0.46%, and 0.50% respectively [1] Sector Performance - The defense and military sector leads with a short-term gain of 3.06%, followed by machinery equipment at 1.93% and non-ferrous metals at 1.87% [2] - The media, comprehensive, textile and apparel, social services, and retail sectors experienced declines, with the worst performer being the petroleum and petrochemical sector [2] Capital Flow - The top three sectors for capital inflow are defense and military (¥2.507 billion), machinery equipment (¥2.151 billion), and household appliances (¥0.591 billion) [2] - The sectors with the highest capital outflow include computers (¥-3.168 billion), electronics (¥-1.973 billion), and communications (¥-0.868 billion) [2] ETF Performance - The General Aviation ETF has shown a 3.29% increase, while the Defense Vehicle ETF and Non-ferrous Metals ETF have also performed well with increases of 2.61% and 1.74% respectively [5] - The banking sector ETF is attracting long-term capital due to its high and stable dividends, with a notable increase in interest from insurance funds [6] Strategic Insights - The low-altitude economy and military aviation sectors are expected to drive significant industrial value, supported by government investment and strategic initiatives [6] - Recent developments in low-altitude aviation, such as the successful transport flight by a domestically developed eVTOL aircraft, highlight the potential for growth in this sector [6]

Quantitative Factors and Models Summary Quantitative Factors and Construction - **Factor Name**: BETA **Construction Idea**: Measures the sensitivity of a stock's returns to market returns, capturing systematic risk exposure [13][28] **Construction Process**: The BETA factor is calculated as the slope coefficient in a regression of a stock's returns against the market index returns over a specified period [13][28] **Evaluation**: This factor performed well during the week, indicating a positive contribution to portfolio returns [13][28] - **Factor Name**: Residual Volatility **Construction Idea**: Captures the idiosyncratic risk of a stock, independent of market movements [13][28] **Construction Process**: Residual volatility is derived from the standard deviation of the residuals in a regression of stock returns against market returns [13][28] **Evaluation**: This factor showed moderate positive performance during the week [13][28] - **Factor Name**: Momentum **Construction Idea**: Reflects the tendency of stocks with strong past performance to continue performing well in the short term [13][28] **Construction Process**: Momentum is calculated as the cumulative return of a stock over a specific look-back period, excluding the most recent month [13][28] **Evaluation**: This factor exhibited slight positive performance during the week [13][28] - **Factor Name**: Value **Construction Idea**: Measures the attractiveness of a stock based on its valuation metrics, such as price-to-earnings or price-to-book ratios [13][28] **Construction Process**: Value is computed using a weighted combination of valuation ratios, normalized across the universe of stocks [13][28] **Evaluation**: This factor underperformed during the week, indicating a negative contribution to portfolio returns [13][28] - **Factor Name**: Leverage **Construction Idea**: Represents the financial risk of a company based on its debt levels relative to equity [13][28] **Construction Process**: Leverage is calculated as the ratio of total debt to total equity for each stock [13][28] **Evaluation**: This factor showed slight negative performance during the week [13][28] - **Factor Name**: Size **Construction Idea**: Captures the performance difference between small-cap and large-cap stocks [13][28] **Construction Process**: Size is measured as the natural logarithm of a company's market capitalization [13][28] **Evaluation**: This factor significantly underperformed during the week, reflecting a preference for larger-cap stocks [13][28] Factor Backtesting Results - **BETA Factor**: Weekly return +0.27%, 1-year Sharpe ratio 2.74, 1-year maximum drawdown 5.40% [13][29] - **Residual Volatility Factor**: Weekly return +0.12%, 1-year Sharpe ratio -3.22, 1-year maximum drawdown 11.67% [13][29] - **Momentum Factor**: Weekly return +0.05%, 1-year Sharpe ratio 2.96, 1-year maximum drawdown 2.47% [13][29] - **Value Factor**: Weekly return -0.25%, 1-year Sharpe ratio -0.18, 1-year maximum drawdown 3.31% [13][29] - **Leverage Factor**: Weekly return -0.28%, 1-year Sharpe ratio 2.96, 1-year maximum drawdown 1.55% [13][29] - **Size Factor**: Weekly return -0.47%, 1-year Sharpe ratio -5.82, 1-year maximum drawdown 17.33% [13][29]

Global Market Overview - The global markets experienced a general decline in the week from July 28 to August 1, 2025, with the US stock market falling across the board, particularly the Dow Jones Industrial Average. European markets, led by Germany and France, also saw significant drops, while the UK showed relative resilience. The Asia-Pacific region weakened overall, with notable declines in Japan and South Korea, and significant losses in Hong Kong stocks [2][8]. - Valuation adjustments were observed, with the German DAX expanding its PE ratio by 1.42x, maintaining a high percentile. The French CAC40 dropped by 3.68%, with a corresponding PE reduction of 1.23x. Most Hong Kong indices, except for the Hang Seng Tech Index, remained at high valuation percentiles over the past three years [2][8]. A-share Market Analysis - The A-share market saw a broad decline in core indices, with a moderate contraction in valuations during the same week. The National Index 2000 and the CSI 1000 showed relative resilience with declines of only -0.19% and -0.54%, respectively, while the CSI 100 experienced a significant drop of -2.15%. Growth and value indices faced pressure, with large-cap growth down by 2.58% and mid-cap value down by 2.57% [2][36]. - Overall, the A-share market's valuations contracted significantly, with large-cap growth experiencing the largest PE contraction of -1.45x, followed by the National Growth Index at -1.2x. As of August 1, 2025, major A-share indices' PE, PB, and PS ratios were positioned between the 85%-100% percentiles for the past year, while PCF ratios were between 80%-90% [2][36][38]. Sector Performance - Most primary sectors in the A-share market declined, with the financial sector showing mixed results. Real estate and non-bank financials led the declines at -3.43% and -2.4%, respectively, while the banking sector saw a smaller drop of -0.84%. The essential consumer sector displayed internal differentiation, with pharmaceuticals rising by 2.95% while other sectors fell by over 2% [2][36]. - Valuations across sectors generally contracted, with pharmaceuticals experiencing the most significant expansion, exceeding 1x, while beauty care and real estate saw PE contractions of over 1x [2][36]. Valuation Comparisons - The essential consumer sector demonstrated superior valuation attractiveness. In terms of PE, PB, PS, and PCF percentiles, bank valuations are at historical highs, nearing 100% in both 1-year and 3-year dimensions. The TMT sector is also at long-term high valuations, while essential consumer sectors like food and beverage show significant valuation recovery potential, with 3-year and 5-year average percentiles at only 9.94% and 5.97%, respectively [2][36]. - Emerging industries showed mixed performance, with optical modules and optical communications standing out. Innovative pharmaceuticals and 5G sectors saw gains of 3.5% and 2.87%, respectively, while the smart vehicle sector exhibited internal differentiation [2][36].

- The report constructs an industry crowding monitoring model to monitor the crowding degree of Shenwan first-level industry indices on a daily basis[4] - The ETF product screening signal model is built using the premium rate Z-score model, which provides potential arbitrage opportunities through rolling calculations[5] Model Construction and Evaluation 1. **Industry Crowding Monitoring Model** - **Construction Idea**: Monitor the crowding degree of Shenwan first-level industry indices daily[4] - **Construction Process**: The model calculates the crowding degree of each industry index based on the daily trading data and ranks them accordingly[4] - **Evaluation**: The model effectively identifies industries with high and low crowding degrees, providing valuable insights for investment decisions[4] 2. **Premium Rate Z-score Model** - **Construction Idea**: Identify potential arbitrage opportunities in ETF products by calculating the Z-score of their premium rates[5] - **Construction Process**: - Calculate the premium rate of each ETF product - Compute the Z-score of the premium rate using the formula: $ Z = \frac{(X - \mu)}{\sigma} $ where \( X \) is the premium rate, \( \mu \) is the mean premium rate, and \( \sigma \) is the standard deviation of the premium rate[5] - **Evaluation**: The model helps in identifying ETF products with significant deviations from their average premium rates, indicating potential arbitrage opportunities[5] Model Backtesting Results 1. **Industry Crowding Monitoring Model** - **Top Crowded Industries**: Pharmaceuticals, Steel, Building Materials[4] - **Least Crowded Industries**: Automobiles, Home Appliances[4] 2. **Premium Rate Z-score Model** - **Top Potential Arbitrage Opportunities**: Identified through rolling calculations, specific ETF products are not listed in the provided content[5]

Market Overview - The A-share market showed a positive trend today, with major indices mostly rising. The Shanghai Composite Index increased by 0.50% to close at 3534.48 points, the Shenzhen Component Index rose by 0.37% to 10913.84 points, and the ChiNext Index gained 0.34% to finish at 2277.15 points. The total trading volume in the Shanghai and Shenzhen markets reached 1571 billion yuan, an increase of 31.7 billion yuan compared to the previous trading day [1][14]. Industry Performance - Among the Shenwan first-level industries, the leading sectors included non-ferrous metals, basic chemicals, steel, coal, and transportation, with respective increases of 2.10%, 1.36%, 1.34%, 0.94%, and 0.90%. Conversely, the media, electronics, light manufacturing, public utilities, and telecommunications sectors experienced declines, with decreases of 0.98%, 0.49%, 0.41%, 0.35%, and 0.31% respectively [1][14]. Concept Sector Performance - The top-performing concept sectors today included rare earths, rare metals, lithium mining, rare earth permanent magnets, and small metals, among others. Notable sectors that experienced pullbacks included marketing communication, dairy, and online gaming [2][11].

Market Performance - The Shanghai Composite Index closed at 3497.48, up 0.70% with an increase of 24.35 points [2] - The Shenzhen Component Index rose by 1.47%, closing at 10588.39, with an increase of 152.89 points [2] - The CSI 300 Index increased by 0.84%, closing at 3998.45, with an increase of 33.28 points [2] - The ChiNext Index led the gains with a rise of 2.39%, closing at 2181.08, increasing by 50.89 points [2] - The STAR 50 Index closed at 991.95, up 1.40%, with an increase of 13.66 points [2] - The North Exchange 50 Index rose by 1.36%, closing at 1420.99, with an increase of 19.07 points [2] Sector Performance - The top-performing sectors included Communication (up 2.89%), Electric Equipment (up 2.30%), and Electronics (up 2.27%) [3] - The underperforming sectors were Utilities (down 0.37%), Banks (down 0.24%), and Household Appliances (up 0.21%) [3] - Concept sectors that performed well included BC Battery (up 4.13%), Silicon Energy (up 4.02%), and PCB Concept (up 3.86%) [3] - Underperforming concept sectors included Shipbuilding System (down 0.45%) and Biomass Power Generation (up 0.03%) [3] Market Outlook - The market showed a general upward trend with the Shanghai Composite Index approaching 3500 points, and the ChiNext Index leading the gains [4] - The trading volume in the Shanghai and Shenzhen markets reached 1.45 trillion, an increase of 245.3 billion compared to the previous trading day [7] - The report anticipates that the domestic economy will maintain resilience, with a lower likelihood of unexpected policy changes in the short term [7] - The report highlights that July is a period for tariff negotiations and economic observation, with a focus on the upcoming Politburo meeting at the end of the month [7] - The external environment for A-shares is expected to stabilize, with reduced disturbances from international factors [7]

Group 1 - As of the end of Q2 2025, the total market value of northbound funds reached 2.29 trillion yuan, an increase of over 2% compared to the end of Q1, with the number of shares held reaching 123.51 billion, a growth of over 3% [1] - Northbound funds have shown a significant increase in holdings across various sectors, with over 20 industries experiencing a rise in shareholding numbers, reflecting a positive outlook on China's economic recovery and consumption upgrade trends [1] - The proportion of northbound funds' holdings in the total circulating shares of A-shares in Shanghai and Shenzhen increased to 1.74%, up by 0.04 percentage points, while the market value proportion slightly decreased to 2.81%, down by 0.04 percentage points [1] Group 2 - Seven industries saw an increase in holdings of over 10%, including retail, telecommunications, and defense, with the retail sector experiencing a remarkable increase of 28.69% in shareholding value, reaching 19.75 billion yuan [2] - The defense and military industry also performed well, with a 12.5% increase in the number of shares held by northbound funds, and the industry index leading with a growth of over 15% in Q2 [2] - Conversely, four industries, including oil and petrochemicals, textiles, electronics, and home appliances, experienced a decline in shareholding numbers of over 10% [3] Group 3 - Over 1,500 individual stocks received increased holdings from northbound funds, with notable new additions such as Hengxin Life and Yutian Guanjia leading in shareholding ratios [3] - Among existing stocks, 168 saw an increase in holdings of over 1 percentage point, with more than 50 stocks experiencing an increase of over 2 percentage points, primarily in the electronics, pharmaceuticals, media, and telecommunications sectors [3]