煤炭指数再度走强，主要成分股呈现普涨态势

Group 1 - The coal index has strengthened again, with major constituent stocks showing a general upward trend [1] - Jiangxi Tungsten Equipment and Yunwei Co., Ltd. reached the daily limit increase, while New Dazhou A, Lu'an Environmental Energy, and Shanxi Coking Coal saw significant gains [1]