沪指重返4000点

Market Overview - The A-share market showed strong fluctuations today, with the Shanghai Composite Index rising nearly 1% to reclaim the 4000-point mark [1] - The total trading volume in the Shanghai and Shenzhen markets reached 2.06 trillion, an increase of 182.9 billion compared to the previous trading day [1][6] - Nearly 2900 stocks in the market experienced gains, indicating broad market participation [1] Sector Performance - The chemical sector saw a collective surge, with stocks like Yuntianhua and Chengxing shares hitting the daily limit [1] - The gas turbine concept continued to rise, with stocks such as Triangle Defense and Weichai Power also reaching the daily limit [1] - The electric grid equipment sector maintained its strong performance, with Moen Electric achieving a three-day limit-up [1] - The electrolytic aluminum concept was active, with China Aluminum, Nanshan Aluminum, and Minfa Aluminum all hitting the daily limit [1] - AI hardware concept stocks experienced fluctuations, with Huylv Ecology and Dongshan Precision both reaching the daily limit, while Cambrian Technology rose over 9% [1] - Conversely, the tourism sector faced a collective decline, particularly in the ice and snow industry, with Dalian Shengya hitting the daily limit down [1] - The Hainan sector weakened, with Haikou Group also touching the daily limit down [2] Index Performance - At the close, the Shanghai Composite Index rose by 0.97%, the Shenzhen Component Index increased by 1.73%, and the ChiNext Index gained 1.84% [3][4]