煤炭开采板块8月25日涨1.45%，电投能源领涨，主力资金净流入2557.6万元

Group 1 - The coal mining sector increased by 1.45% on August 25, with Electric Power Investment leading the gains [1] - The Shanghai Composite Index closed at 3883.56, up 1.51%, while the Shenzhen Component Index closed at 12441.07, up 2.26% [1] - Key stocks in the coal mining sector showed various increases, with Electric Power Investment rising by 3.75% to a closing price of 20.22 [1] Group 2 - The net inflow of main funds in the coal mining sector was 25.576 million yuan, while retail investors saw a net inflow of 14.4 million yuan [1] - The table of individual stock performance indicates significant trading volumes, with Shanxi Coking Coal achieving a trading volume of 1.0764 million hands and a transaction amount of 800.1 million yuan [1] - The overall market sentiment appears positive, as indicated by the performance of the coal mining stocks and the net fund flows [1]