煤炭板块午后进一步走强

Group 1 - The coal sector strengthened further in the afternoon on February 4, with nearly 10 stocks including Lu'an Environmental Energy, Baotailong, Shanxi Coking Coal, China Coal Energy, Shaanxi Black Cat, and Yanzhou Coal Mining hitting the daily limit up [1] - The notable performance of these stocks indicates a positive trend in the coal industry [1] - The overall market sentiment towards coal stocks appears to be bullish, reflecting investor confidence [1]