Group 1 - The core viewpoint of the article emphasizes that the active equity funds in the A-share market have shown superior long-term performance compared to broad-based indices, with a recovery in market sentiment leading to a gradual opening of excess return opportunities for active equity funds since 2024 [1][2][3] - The growth style has received favorable conditions, making active equity funds the preferred choice for allocation, as the macro environment is shifting towards a more favorable phase for growth styles [4][5] - It is challenging to consistently outperform the median of active equity funds, and only a few funds have managed to achieve this stability over the years, which is worth investors' attention [9][12][34] Group 2 - The Zhongyin Quantitative Stock Selection Fund has demonstrated robust excess returns relative to the Wind Mixed Equity Fund Index, achieving an excess return of 3.18% in 2025, with a maximum drawdown of only 4.13% and an annualized tracking error of 5.44% [17][19][35] - The fund's tracking error is low, and its performance ranking is stable, with an average rolling three-month annualized tracking error of 5.26% and a daily return correlation coefficient of 0.96 with the benchmark [21][22][35] - The fund exhibits strong drawdown control capabilities, ranking in the top 0.5% for relative maximum drawdown among all active equity funds, and its return-to-drawdown ratio is in the top 30% [22][35] Group 3 - The Zhongyin Quantitative Stock Selection Fund has a diversified portfolio with a low concentration of holdings, aligning with the preferences of active equity funds, particularly in sectors like electronics, machinery, and new energy [26][29][36] - The fund's style leans towards growth, momentum, and mid-cap stocks, reflecting a strategic focus on high-growth potential sectors [29][37]

- The quantitative model "Bank of China Quantitative Stock Selection" achieved an excess return of 3.18% relative to the Wind Partial Equity Hybrid Fund Index in 2025, with a relative maximum drawdown of only 4.13%, an annualized tracking error of 5.44%, an IR of 0.49, and a return-drawdown ratio of 0.77[2][23][24] - The model demonstrated strong risk management capabilities, with a rolling 3-month annualized tracking error averaging only 5.26% in 2025, and a daily return correlation coefficient with the benchmark index averaging 0.96, indicating stable operations targeting the median of active equity funds[25][26][27] - The model ranked in the top 50% of all active equity funds for most of 2025 in terms of cumulative returns, showcasing its ability to consistently generate stable excess returns[27][29][31] - The return-drawdown ratio of the model ranked in the top 30% of the market (1072/3588), and its relative maximum drawdown ranked in the top 0.5% of all active equity funds (21/3588), reflecting strong drawdown control capabilities[29][30][31]

- The quantitative model "Bank of China Quantitative Stock Selection" achieved an excess return of 3.18% relative to the Wind Partial Equity Hybrid Fund Index in 2025, with a relative maximum drawdown of only 4.13%, an annualized tracking error of 5.44%, an IR of 0.49, a return-drawdown ratio of 0.77, and a quarterly win rate of 75%[2][23][24] - The model demonstrated strong risk management capabilities, with an average annualized tracking error of only 5.26% over a rolling 3-month period in 2025, and a daily return correlation coefficient with the benchmark index averaging 0.96, indicating stable operations targeting the median level of active equity funds[25][26][27] - The model's return-drawdown ratio ranked in the top 30% of the market (1072/3588) among all active equity funds in 2025, and its relative maximum drawdown ranked in the top 0.5% (21/3588), showcasing strong drawdown control capabilities[29][30][31]