On September 4, the morning session witnessed a weakening trend in A-shares' three major indexes. Specifically, the Shenzhen Component Index dropped by more than 1%, the Shanghai Composite Index declined by 1.01%, and the ChiNext Index fell by 1.47%. Sectors including Crude Palm Oil (CPO), Banking, Military, and Semiconductors were at the forefront of the decline, with approximately 1,700 stocks across the Shanghai, Shenzhen, and Beijing exchanges recording losses.