Zheng Xing Xing Ye Ri Bao·2026-01-29 09:00Group 1 - The coal mining sector increased by 0.45% on January 29, with Zhengzhou Coal Power leading the gains [1] - The Shanghai Composite Index closed at 4157.98, up 0.16%, while the Shenzhen Component Index closed at 14300.08, down 0.3% [1] - Key stocks in the coal mining sector showed various performance metrics, with Zhengzhou Coal Power closing at 4.49, up 2.05%, and trading volume of 771,200 shares [1] Group 2 - The coal mining sector experienced a net outflow of 475 million yuan from major funds, while retail investors saw a net inflow of 444 million yuan [2] - The table of individual stock performances indicates significant variations in trading volumes and price changes, with Jiangxi Tungsten Equipment showing the largest decline at -7.07% [2] - The overall market sentiment in the coal mining sector reflects mixed investor behavior, with major funds withdrawing while retail investors are actively buying [3]