市场全天弱势震荡，三大指数集体收跌，两市成交额仅1.67万亿

Market Overview - The market experienced a weak fluctuation throughout the day, with all three major indices showing a rebound before retreating. The Shanghai Composite Index fell by 0.07%, the Shenzhen Component Index decreased by 0.62%, and the ChiNext Index dropped by 0.79% [1] - The total trading volume in the Shanghai and Shenzhen markets was 1.67 trillion, which represents a decrease of 224.8 billion compared to the previous trading day [1] Index Performance - Shanghai Composite Index closed at 3913.76, down 0.07% with 910 gainers and 1341 losers [2] - Shenzhen Component Index closed at 12996.61, down 0.62% with 1218 gainers and 1568 losers [2] - ChiNext Index closed at 3059.32, down 0.79% with 556 gainers and 790 losers [2] - The North 50 Index increased by 0.87% to 1471.07, with 167 gainers and 108 losers [2] Sector Performance - The market's focus was on sectors such as deep earth economy and Hubei state-owned assets, with stocks like ShenKai Co., Petrochemical Machinery, and CITIC Heavy Industries showing strong performance [2] - Oil and gas stocks surged in the afternoon, with Beiken Energy hitting the daily limit [2] - The banking sector performed well, with Agricultural Bank of China reaching a historical high [2] - Conversely, battery stocks collectively weakened, with Tianji Co. and Tianci Materials experiencing significant declines [2][3] Summary of Sector Movements - Sectors with notable gains included oil and gas, engineering machinery, and wind power equipment [3] - Sectors with significant losses included precious metals, coal, and battery stocks [3]