A-shares closing: The Shanghai Composite Index fell nearly 1%, losing the 4100-point mark, while the power grid equipment sector strengthened against the trend

The market fluctuated throughout the day, with the Shanghai Composite Index falling below the 4,100-point mark. The storage chip sector surged, with Biwin and TWSC hitting the daily limit. The power and grid equipment sectors strengthened, with multiple stocks such as Canaan Intelligent and Anke Zhidian reaching the daily limit. Military stocks performed actively, with NANYANG TECH hitting the daily limit and AVIC UAS rising over 15%. Agricultural stocks saw a midday rally, with Yasheng Group achieving four consecutive limits and Nongfa Seed Industry hitting the daily limit. On the downside, oil and gas stocks faced adjustments, with RenZhi Co., Ltd. hitting the daily limit; the shipping sector declined, with Phoenix Shipping hitting the daily limit. Most individual stocks fell, with around 3,600 stocks in the Shanghai, Shenzhen, and Beijing markets showing losses, and today's trading volume nearing 2.39 trillion. By the close, the Shanghai Composite Index fell 0.98%, the Shenzhen Component Index fell 0.75%, and the ChiNext Index fell 1.41%