午评：沪指半日涨0.29% 电子化学品板块领涨

Market Overview - The three major indices in the A-share market collectively rose in early trading, with the Shanghai Composite Index at 4095.54 points, up 0.29% [1] - The Shenzhen Component Index reached 14071.35 points, increasing by 0.35% [1] - The ChiNext Index reported 3332.74 points, marking a rise of 0.41% [1] Sector Performance Top Gaining Sectors - Electronic chemicals led the gainers with a rise of 5.47%, achieving a total trading volume of 1216.88 million hands and a total transaction value of 352.05 billion [2] - Metal new materials followed with a 3.09% increase, with a trading volume of 581.70 million hands and a transaction value of 152.89 billion [2] - Small metals sector saw a 2.91% rise, with 1150.72 million hands traded and a total value of 410.02 billion [2] - Coal mining and processing increased by 2.65%, with a trading volume of 1243.23 million hands and a transaction value of 93.99 billion [2] Underperforming Sectors - IT services experienced a decline of 0.87%, with a trading volume of 2268.68 million hands and a transaction value of 393.20 billion [2] - Oil and gas extraction and services fell by 0.75%, with 983.89 million hands traded and a total value of 60.79 billion [2] - Small home appliances decreased by 0.74%, with a trading volume of 150.72 million hands and a transaction value of 36.05 billion [2] - Communication services dropped by 0.58%, with a trading volume of 794.10 million hands and a transaction value of 124.60 billion [2]