收评：沪指涨0.1%创指涨0.38% 煤炭开采加工板块强势

Market Overview - The A-share market experienced narrow fluctuations in the afternoon, with the Shanghai Composite Index closing at 3916.23 points, up 0.10%, and a total trading volume of 869.27 billion yuan. The Shenzhen Component Index closed at 13086.41 points, down 0.25%, with a trading volume of 1061.87 billion yuan. The ChiNext Index closed at 3037.44 points, up 0.38%, with a trading volume of 473.69 billion yuan [1]. Sector Performance - The coal mining and processing sector led the gains with an increase of 2.84%, totaling a trading volume of 250.18 million hands and a net inflow of 19.75 billion yuan, with 30 stocks rising and 2 falling [2]. - The insurance sector followed with a rise of 2.56%, a trading volume of 41.49 million hands, and a net inflow of 1.36 billion yuan, with 5 stocks rising and none falling [2]. - The port and shipping sector increased by 1.80%, with a trading volume of 18.94 million hands and a net inflow of 1.13 billion yuan, with 58 stocks rising [2]. Declining Sectors - The small metal sector saw the largest decline at -2.94%, with a trading volume of 10.45 million hands and a net outflow of 3.47 billion yuan, with 1 stock rising and 25 falling [2]. - The steel sector decreased by 2.54%, with a trading volume of 37.96 million hands and a net outflow of 1.96 billion yuan, with 2 stocks rising and 41 falling [2]. - The wind power equipment sector fell by 2.40%, with a trading volume of 9.43 million hands and a net outflow of 1.75 billion yuan, with 3 stocks rising and 26 falling [2].