Group 1 - The core viewpoint of the article highlights the personal investment actions of Sheng Fengyan, a well-known quantitative fund manager at Western Leading Fund, who opened a personal investment account on the Ant Wealth platform and emphasized the importance of asset rebalancing strategies [1] - Sheng Fengyan's current holdings include Western Leading Central Enterprise Preferred Stock A, Western Leading Multi-Strategy Preferred Flexible Allocation Mixed A, and Western Leading Quantitative Growth Mixed A, with a total scale of approximately 500,000 yuan [1] - As of August 19, the returns from Sheng Fengyan's holdings in Western Leading Quantitative Growth Mixed A and Western Leading Central Enterprise Preferred Stock A exceeded 20,000 yuan, with the return rate of Western Leading Quantitative Growth Mixed A surpassing 32% [1] Group 2 - Sheng Fengyan discussed the principle of the rebalancing strategy, which involves adjusting the asset allocation in a portfolio when market fluctuations cause deviations from target proportions [1] - The strategy aims to control risk by selling high-proportion assets (e.g., stocks) and buying low-proportion assets (e.g., bonds) to restore the initial asset allocation [1] - This approach helps investors maintain rationality and avoid being swayed by short-term market fluctuations [1]