Group 1: Industry Index Pool Construction - The report outlines the construction of an industry index pool that combines investability and representativeness, focusing on passive products tracking strong industry attributes [10][12]. - Since 2020, the scale of industry ETFs has experienced explosive growth, increasing from 85.8 billion yuan at the end of 2019 to over 310 billion yuan by the end of 2020, and approaching 900 billion yuan by August 2025 [10]. - The report categorizes various industry ETFs, highlighting that TMT, financial real estate, and pharmaceutical sectors have surpassed 100 billion yuan in ETF scale [10]. Group 2: Economic Prosperity Investment Practices - The report discusses the calculation of expected ROE growth for industries based on analysts' profit forecasts, comparing two fiscal years (FY1 and FY2) [20][21]. - It emphasizes that the FY2 grouping shows stronger monotonicity in performance compared to FY1, indicating better returns for the former [23][24]. - The backtesting period for the economic prosperity factor spans from January 1, 2018, to September 12, 2025, with a focus on marginal changes in industry index prosperity [27]. Group 3: Economic Trend Resonance Strategy - The economic trend resonance strategy combines fundamental marginal improvements with capital consensus, utilizing trend factors to quantify market sentiment [36][38]. - The constructed economic trend resonance portfolio has achieved an annualized return of 12.33% since 2018, outperforming the CSI 800 index by 11.13% [40][42]. - The portfolio's monthly excess return rate stands at 64%, with a profit-loss ratio of 1.30 [45]. Group 4: Economic Trend and Crowding Avoidance Strategy - The strategy integrates economic trend analysis with crowding avoidance to mitigate risks associated with overheated trading [49]. - The three-dimensional strategy has yielded an annualized return of 12.80% since 2018, exceeding the CSI 800 index by 11.60% [52][54]. - The portfolio's monthly excess return rate is 62%, with a profit-loss ratio of 1.47 [57]. Group 5: Current Industry Characteristics - As of August 2025, the report identifies industries that align with the economic trend resonance and crowding avoidance strategy, including the transportation index, home appliances, livestock, media, and oil and gas sectors [60]. - The expected growth rates for these sectors range from 1.1% to 9.6%, with varying levels of crowding and valuation metrics [60].